If it's freezing-ass cold or boiling-ass hot, sure. If it's a moderate-ass temperature, it doesn't make sense, sure, but not everyone lives where that happens and for some, even that's a bit of a problem.
If you have clinical-ass depression or executive-ass dysfunction, lowering the barrier to exercise can be really important. Sure, $1400 with a $40 subscription is way too expensive, but there's definitely a case to be made for the exercise bike in front of the TV for a lot of people.
