44 () posted 1 year ago by DrLeaks 1 year ago by DrLeaks +44 / -0 8 comments share 8 comments share save hide report block hide replies
So, takeaway:
IFF you are going to use them, buy them at the maximum point of subsidies, and buy the longest lasting ones that don't need to be replaced fast, and before the breakdown in worldwide mineral/substrate trade shoots up the prices.