3 ms·

Heh, didn't think of that. Thanks.

• emmapersky 14y ago
  I didn't mention it because they are small and I doubt many people have heard of them, but it's Trampoline System.
• heretohelp 14y ago
  You'd be surprised how often you can impress people with an iota of initiative and forethought / googling. Hell, I impressed a neuroscientist with a rigorous education in maths the other day (I'm a dropout) by calculating the tip in my head instantly.