[randomdata]

> Objective just means based on facts where subjective is based on opinions or feelings.

Indeed, and the assertion made was based on opinion or feeling. There is no objectivity in the assertion.

> But a single closed-source implementation is also a perfectly good reason why it objectively terrible as well.

While I must share in your opinion, this again is not measured objectively. You just got finished defining the word... It is quite likely that at least someone at Adobe enjoyed it being a single closed-source implementation for a long, long time. "Terrible" is always an opinion.

> the first version didn't even have apps

Incorrect. While it did not support third-party apps (officially, at least; it didn't take long to see them added unofficially), the device was chock full of apps written by Apple.