[abrimo]

That's 28 months - not weeks. So assuming you would normally upgrade every 2.5 years then it's about the same cost. If they release a new version each year then the subscription service would win easily.

More importantly, creative suite is now affordable for a huge range of people. Freelancers, students and small businesses can now afford a legal and full version.

[greggman]

The upgrade is usually $200 or less. So $20 a month is way more expensive than it is now. Assuming I upgrade every 2 years that's $200 to upgrade outright or $480 at $20 a month.