UPDATE - the Tsvelf concdert for Ukraine was broadcast on 12 May

Re: post-event listening: at present you can still listen to Tsvelf via Facebook:

part 1 https://www.facebook.com/watch/live/?ref=watch_permalink&v=1018818232074534

part 2 https://www.facebook.com/watch/live/?ref=watch_permalink&v=1018818232074534

for the schedule, to get links to organisations you are invited to donate to, and for reporting donations; see http://klezmerinstitute.org/tsvelf/