There was some activity, but timezones are evil and an issue mostly concerning America will be discussed primarily during hours when Prague offices are empty already. Not to mention the avalanche of issues, complaints and questions they are under this close to release.
A relatively small studio, with just a fraction of those people whose job it is to communicate with the community and you have the currently top selling game on steam, with who knows how many more purchases on consoles. Makes sense they would be stretched pretty thin right now.