This is for both Firefox on Mobile as well as on Desktop
User should have a choice to
1. just play one plugin element on the page or
2. play all the plugins at that page in the single click.
Some thing like "Play All" checkbox in attachment 616429 [details]
Going to page like
And if we click to play, all plugin elements get activated.
Some of the videos on that page even started playing video.
Which will definitely consume my internet band width and processor resource.
So user should have a way to play one by one video at that site.
this is some thing additional to what at mentioned at bug 747312 Comment 3
or may be this is needed to achieve bug 747312 Comment 3
*** This bug has been marked as a duplicate of bug 742753 ***