The dependence is already there. The only reason people even noticed <video> is because of iOS. Everyone not on iOS hasn't noticed or cared yet. From Google'

The dependence is already there. The only reason people even noticed <video> is because of iOS. Everyone not on iOS hasn't noticed or cared yet. From Google's point of view getting everything switched from Adobe's proprietary platform to a platform controlled by a software cartel consisting of Microsoft and Apple isn't progress. You're just handing your nuts to be crushed by a different party. Google's strategy seems to mitigate the harm now (Flash's security history) with an eye to getting everything on a standard not controlled by its rivals.