Given the size of a 64GB microSD card, I think it's easily doable.They aren't clowning around as far as space goes. If you want a smart phone with 100GB, it will look like the old mobile phones you could knock somebody out col with. There are huge limitations due to the device size and the fact that consumers expect the battery to last 16+ hours. Phone technology keeps getting better and requiring less battery power per phone performance. Phone batteries are slowly getting better, but not nearly as quickly as technology is progressing.