The website says it is "not released yet" but the concept seems quite straightforward. It uses PhantomJS to render the complete page and return it to GoogleBot.
The only issue I could see with this are slow response times because Google penalizes sites for being "slow." But definitely something to keep an eye on and/or contribute to.
The only issue I could see with this are slow response times because Google penalizes sites for being "slow." But definitely something to keep an eye on and/or contribute to.