a 4 + 16 setup would suck for dual channel operation ... who the fuck came up with this brilliant idea ? the damn thing can fit a 2.5" HDD and a DVDRW but "yo, a 2nd ram slot is not allowed because that would make the laptop be too THICC"
congratulations lenovo, you just out-appled apple
if you gonna be an asshole, be the whole asshole and solder everything down.
srsly, fuck this thin & light shit.