No, Ek-Hou-Van-Braai did multiple effective advertisements in February, caused a flood of new users specifically to piefed.social and piefed.ca in particular, but obviously after the month ticked by, a bunch of accounts were one and done. As is the way anywhere. Hence the decline.

The recent spike is the emergence of fedinsfw.app which is the successor to the closed lemmynsfw.com