Well they are the top modelling seller in more than a few big chains
Honestly or all the bad things they have done getting their distribution channels was very smart , that a huge win that people can buy it try it with no obligation, make payments
Even smarter than that is getting that level of processing power in that form factor, which no one else has shown either the inclination or ability to nail.
Four years later, and I think that - more than any marketing hype or promise of plugin integration - is what sets them apart in a good way. That actual piece of equipment is still uniquely well engineered.