I like monthly pay for something I would only use for a single project. For something I use frequently, pay for updates for 1 year and keep if I cancel. This w

I like monthly pay for something I would only use for a single project. For something I use frequently, pay for updates for 1 year and keep if I cancel. This way encourages the software to be worked on, and demotivates features being artificially held back until the next major version (to encourage upgrades).