"I don't understand why this is seen as required. A Nexus phone if very modular and easy to use." That's funny, as I see the nexus line as somewhat non-modular

"I don't understand why this is seen as required. A Nexus phone if very modular and easy to use." That's funny, as I see the nexus line as somewhat non-modular, given the lack of a storage expansion (SD card) slot.