If you used multiple browsers in the 2010s, you likely had three different versions of Flash installed. Each served a specific platform: ( 9324-RLDx ) Studio 5000 programming ... - Release Note
This was the era of the "Rich Internet Application" (RIA). We forget now, in the age of responsive CSS and HTML5 canvases, that for a decade, the web was incapable of complex movement. It was static text. Flash ActiveX was the cybernetic implant that gave the web a pulse. It allowed for vector graphics that scaled without pixelation, for streaming audio that didn't stutter on a 56k modem, and for the chaotic creativity of Newgrounds and Homestar Runner . adobe flash player activex