Macromedia/adobe went from an in house basic simple scripting engine to full javascript bs which killed performance and bloated the entire plugin. Full jvm is

Macromedia/adobe went from an in house basic simple scripting engine to full javascript bs which killed performance and bloated the entire plugin. Full jvm is more flexible to code but terrible for usabilty and eficiency. This was pre v8. V8 basically saved js but it was too late to save flash.