Tom Rosenthal, who played the son of Paul Ritter in hit comedy Friday Night Dinner, paid tribute to the actor.
Comments by the world's richest man come amid a fierce debate over raising the tax rate on companies.
Forbes business magazine adds the US reality TV star to its list of the super-rich.
The two paintings were stolen in separate raids on museums last year but have not yet been recovered.
The entertainment industry has reservations about the idea of using certificates to open up venues.
The set was "culturally unsafe", Shareena Clanton says, accusing other actors of using racist slurs.
The singer's move comes after posts on a jobs website alleged SSD management had mistreated staff.
The video game conference was cancelled last year because of coronavirus.
The move should lead to more people being told to get tested for Covid-19.
The club later pulled out of the pilot scheme to use lateral flow tests at large audience events.