Don't drift away to only using the billionaire techbro platforms. UKC is so much more than winning a prize! 20+ years of combined caver knowledge. UKC - the cavers' online community.
I have a whole load of head sets, spares, bulbs Oldham cases and lids plus some Nicads that fit in them. Before they go to the recycling (post lockdown) is anybody interested or know anybody who might interested (eg for LED conversion).