O.o i guess i go with time machines?
time machines are not hard to build, it simply requires a delorian, some flux capacitors and oh my god, the aliens are coming to get me!! not like the green ones, aliens from lybia, with RPGs and aliens suck and so do RPG-7's and you know what time mnachines dont work, they are easy to build but they dont work THEY DONT WORK GOD DAMMIT *collapses crying*
the terrorists always win