Devcon4 — Highlights, Lowlights & Hanging Lights

The yearly reunion for the decentralized family of Ethereans

Chjango Unchained ⛓️
Tendermint Blog
7 min readNov 12, 2018

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Once a year, Devcon, the biggest conference for blockchain developers, rolls around. And distinctly, it’s unlike any other crypto conference. It’s really just a big family reunion.

Devcon attracts representatives from almost every project in the space building innovative technologies both within and without the nuclear family of Ethereum. It’s the watering hole where the weird cousins twice removed, the uncles you’ve never heard of, and the foster kid from the neighbors next door congregate to catch up and learn about the new things that the other guy is building. A big happy distributed family! And nobody seems to know how to spell “build”.

This year, the foster kid from next door showed up — and he brought a scaling solution to the potluck.

Ethermint

Cosmos gave a talk presenting its SDK for building Web3-compatible pegged sidechains, with an added bonus — interoperability. Ethermint is an Ethereum Layer 1 horizontal scaling solution which allows dApps to run dedicated EVM instances across multiple interoperable blockchains. The talk by Christopher Goes articulates the details of how Cosmos SDK provides the technology to do this:

Slideshare of Ethermint deck: Ethermint 2.0 — An Ethereum Scaling Solution

Turbo-Geth

Alexey Akhunov gave an exceptional talk detailing the optimizations he discovered for each of the Ethereum clients (Geth & Parity Technologies) and for how to reduce the uncle rate on the p2p layer.

Status Hackathon

As a precursor to the main event, Status held a hackathon back-to-back with the Fellowship of Ethereum Magicians’ Council of Prague Meetup. Vitalik came onstage to answer the crowd’s burning question about the roadmap involving Ethereum 2.0, Serenity, the beacon chain, and Shasper.

Team DADI giving the audience a demo of DADI’s vibrations.

Team DADI won the dishonorable mention award at the end of the Status hackathon. The standout project hijacked a bluetooth dildo, hooked it up to the Ethereum blockchain, and gave users the ability to bid to control the speed of the dildo in one block intervals.

DADI — Decentralized Autonomous Dildo Interface. Bidding happens at: dadi.auction.

Vitalik Buterin closing out the pre-Devcon party with a balloon and some Buterin magic.

Main Event

The 10,000-person venue, tucked away at Prague’s heart center in a 140,000 sq. ft. exhibition hall, hosted roughly 3,600 attendees.

An impressive lineup of heavy hitters from outside of the blockchain sector gave the conference a dose of fresh air from beyond our little echo chambers.

Vitalik Buterin opened with a keynote laying out the roadmap of Ethereum.

Ethereum 2.0 has officially been renamed to Serenity. More on this by Raul Jordan of Prysmatic Labs.

The Swag

Devcon4 was a swag hunter’s dream.

From left to right: Shirts from ConsenSys Design, socks from Polymath, backpack from Hoard, shirt from Status, hoodie from Interchain Foundation (Cosmos).
The Cosmos Network had a sweet visual display of its test network with doges as full nodes created by Tendermint’s Chief Design Officer, Peng Zhong.

Dogemos Giveaway

Cosmos gave out dogemos tokens at their booth, sending 1,337 $DAWGs per ETH address submitted to our survey.

If you submitted your ETH address in the survey at the Cosmos booth, check your wallet balance in MetaMask by inputting this Custom Token Address (0x56272815e522f54771576a23f34b4fece7c87ac3) when you go to Add Tokens to your wallet.

Note that Dogemos tokens were given out purely for fun and are in no way related to ATOM tokens.

The Parties

Mainframe dApp Awards

One of the standout production pieces of the year — at least in my opinion — was premiered at Mainframe’s dApp Awards during Devcon. It is a must-watch and gives the community of builders much to look forward to, as we each realize that usability is created in incremental steps.

The other extracurricular events also yielded impressive turnouts.

Left to right: Rockaway Blockchain party. The laser door at MEW (Myetherwallet’s) Casper’s Castle Devcon4 afterparty on Halloween night.
The tower party. Photo credit: Matej Nemček ⚡ 孔子

Art Installation — Neptune Room

You couldn’t help but think you walked into the middle of a Burning Man camp instead of a blockchain conference upon entering the Neptune Room. But it’s exactly the kind of experience you’d stumble into at an Ethereum event. Something about the hanging lights reacting to the sound of a didgeridoo, mbira, and a Hang drum playing in concert created an atmosphere fit for a meditation or a nap after a long day of dense talks.

Special Guest Appearances

At Devcon4 and especially during Halloween, nothing really needs context. Some of the more unique characters who made appearances were:

The Pied Piper

The pied piper would play a song if you asked nicely.

Santa Claus

’Twas the night before DevCon, when all through the chain Not an Etherean was stirring, not even Vlad’s brain. The blocks were all hung on the blockchain with care, in hopes that Vitalik soon would be there. — Lane Rettig

Starring: Griff Green as Santa Claus.

A Caped Shapeshifter

Michael Perklin of ShapeShift.io traveled to Devcon by cape.

Dogemos

The people at Cosmos thought it was a good idea to give away Dogemos tokens as swag. And so, Dogemos — the ERC-20 — was born at Devcon4.

The Closing Ceremony

Aside from doge, the cats made equally high profile appearances.

Stewart Brand was brought on as the closing keynote.

Finally, the court jester closed out the 4-day conference with a sing along where he asked the crowd to participate.

Video credit: Matej Nemček ⚡ 孔子

What made this year’s Devcon feel particularly like a big family gathering was summed up in a photo montage at the closing ceremony. Following the Thank You cat pawing at the screen in anthropomorphized appreciation was a series of moments consisting of the faces of the attendees themselves who tweeted #devcon4 during the event.

The Faces

The tone throughout Devcon paid homage to its attendees of “buidlers”, as they’re called — that you are the ones who give the technology meaning and relevance for the people who use it. Because absent the human element, decentralization technology in and of itself is relegated to the realm of empty promises.

Find the Cosmos Network through its various social channels:

ABOUT COSMOS

Cosmos is building the Internet of Blockchains, a web of interoperating blockchains which enables a deep integration of token economies.

Hear the latest developments via the newsletter by visiting cosmos.network and hitting the subscribe button. Read about the technology we’re building at blog.cosmos.network.

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Chjango Unchained ⛓️
Tendermint Blog

Translates hard technical concepts into laymen’s terms. Covers DeFi & Web 3.0. Host of Interchain.fm—validatoooor, investoooor & advisoooor for Cosmos ecosystem