The VOIDRUNNER'S CODEX is LIVE! Explore new worlds, fight oppressive empires, fend off fearsome aliens, and wield deadly psionics with this comprehensive boxed set expansion for 5E and A5E!
site that has the talent trees for d20 (kinda)
I found a site that has already done this. The 'book' is classically modern and be found at http://members.lycos.co.uk/merlinsworkshop/
Reasons for burst
The military uses burst fire so that fewer people are reloading at the same time. In full auto everyone's clips empty at the same time, with semi auto or burst the delay between shots (or groups of shots) varies individual to individual, therefore reducing the time in which...
XCOM on Playstation
I used to have X-com for the Playstation.
As for games that would make good conversions to d20M -
the Jagged Alliance series
Wasteland
the Fallout series