Eyestrain, Computers, The 20 -20–20 rule, Light bulb APIs

The 20–20–20 rule:

• Every 20 minutes, look at something at least 20ft (6.09m) away, for at least like 20 seconds.

Screwdriver: A Healthy Dose of Vitamin C — A Narrative Essay for College Admissions #TBT #2003

I had fissured open the shell by way of a handy screwdriver and exposed the shiny, mysterious world within.