A lot of plugins require some external APIs. They get obsoleted way faster than you can imagine. And it doesn't end at plugins. If you use any design resources,

A lot of plugins require some external APIs. They get obsoleted way faster than you can imagine. And it doesn't end at plugins. If you use any design resources, they are more almost always using the most recent version, so you are doomed to load them with issues. I use Sketch rather rarely once in maybe few weeks, but i've found out that it quickly becomes uncomfortable to use if you don't renew the license.