Z 5 z 5 gwězdkow pógódnośony

How reliable is the group sessions ? Has anyone used it ? Seems like every time there's a FF upgrade I lose all my tabs in session manager.

Toś to pógódnośenje jo za pjerwjejšnu wersiju dodanka (0.7.8.1.1-signed).  Tós ten wužywaŕ ma druge pógódnośenja toś togo dodanka.