Amazon U.S. January bestsellers and general Amazon-based discussion

[quickrick]

Jranation said:

quickrick said:

ps4 is at 76 million shipped, its been selling great for years now, nothing to worry about. switch on the other hand is a very unknown, it could easily lose momentum like 3ds.

How and when did the 3DS "easily lose momentum"? 

second year it was flat by the 3rd year it was down.