I love the work and effort put into things like this, but it always brings one of the best movie quotes from the nineties to mind:

Yeah, yeah, but your scientists were so preoccupied with whether or not they could that they didn’t stop to think if they should.

• Dr. Ian Malcom, played by Jeff Goldblume. Jurassic Park (1993).

I don’t know what this is but I like it.

Half-life 3!?!!!?!!!!3

Mostly works even on an iPad, though with a few quirks. Impressive.