Last week, Adobe announced that they would stop supporting Flash by 2020. In some ways this is surprising: I still sometimes run into pages that require Flash, and you can still find a few defenders of the platform in the software development community.
But in other ways it was a long time coming. You can often see the decline of a technology in advance, by examining data on its usage in the software development community. One notable source of such data is in our Stack Overflow Trends tool, which shows questions about Flash have been declining in frequency since 2010. …