A local eRecycler is enabling me to develop kind of a thrilling computer-hording neurosis. I’ve managed to score 4 17" MacBook Pros and 2 15" units ranging from 2006-2008 vintages and it’s cost me very little. Some of these have serious problems, no matter, I’m having fun. The 2008 Macs top-out at macOS 10.11, which is …