TLDR used/refurbished thinkpads have much better value than any new laptop also bought T520 1-2 years ago perfectly satisfying my needs after upgrading RAM and

TLDR used/refurbished thinkpads have much better value than any new laptop also bought T520 1-2 years ago perfectly satisfying my needs after upgrading RAM and SSD, for years used another used T20 and in between some cheap new thinkpad but not T line, had the worst experience actually with the cheap new one