2011s are a great machine. But as of the next MacOS release 10.14 they are no longer supported, as 10.14 will enforce Metal and those pre 2012s don't have the r

2011s are a great machine. But as of the next MacOS release 10.14 they are no longer supported, as 10.14 will enforce Metal and those pre 2012s don't have the right gpus for it. I recently picked up a lightly used 2015 because the current touch bar ones continue to have problems.