I know game developers who lament the passing of Flash. Though the runtime had issues with efficiency and power use, the programming environment was great for g

I know game developers who lament the passing of Flash. Though the runtime had issues with efficiency and power use, the programming environment was great for games, in terms of being truly write once, run everywhere. Even networking had serious quality of life benefits for both devs and users. The equivalent in Javascript is an order of magnitude worse in those regards. It's ridden with compatibility problems, everywhere.