davebees

as mentioned in the article.

On my Android phone, at least, this can already be achieved with a double-tap of sorts.

Is that an actual figure or just a tongue-in-cheek quote from the CEO?

Some sample inputs–outputs would be great.

This seems to be more a criticism of Khan Academy's live Processing editor.

The negative letter spacing is a little jarring imo.

The mechanic is different.

Is the 'minus minus' being converted into a dash throughout?

Was half expecting Joe to roll the car into a ditch the way that first story was going

It's still running!

H twenty?

Would it be so bad to just enter your seat number into the app?

> We’d also been careful to not ever violate Google’s Adwords weapons policy, which prohibits “the promotion of knives, such as butterfly knives, (balisongs) and switchblades.”

Sounds like they were promoting knives, and hence violating the policy.