Tenho usado há algumas semanas e tem sido muito útil em concentrar várias páginas de assuntos de interesses diversos agrupando-os sob um mesmo identificador.
Estou verificando se diminuem os travamentos do Firefox (muuito freqüentes) pela redução de páginas abertas.

Been using for years it's perfect could use a few more shortcuts

bonjour e tous stop paix pour tout amine

I've always had a bad habit of keeping countless tabs open which considerably slowed my computer.
I like the idea of simply opening just one icon and checking which page I'd like to open.

I never had any problems with it, it kept all my tabs (over 1000) for a year now. Most helpful extension I've used so far <3