> But author abandoned it.
To be clear though, Ractive is still under development by other maintainers: https://github.com/RactiveJS/Ractive.
> he should narrow his focus
Not to speak for him, but I think Rich is an "idea guy" and we'd all miss out if he were throttled to just one thing :-)
The author is a brilliant developer, but he should narrow his focus on Sapper/Svelte now, beside which he has many other projects (rollup, etc...)