Mopomoso, the monthly founded by the late John Russell, has been online since last summer.
The latest will be a special tribute to John, widely respected as one of the personalities of the free improv scene worldwide (not just in London).
Expect a freewheeling hour of energy and joy.
Link here: https://tv.mopomoso.com/
Read a series of tributes to John here: http://www.vortexjazz.co.uk/2021/01/20/john-russell-1954-2021/