Upgrading my ThinkPad X230? In this economy?

Sometimes the question isn’t whether you should do something, but rather whether you could. Wait, I have that the wrong way round, don’t I? Well too late, because I already ran commit on this life transaction. “Life transaction”? I have no hope. About this time last year I bought an old ThinkPad X230 for use as a dedicated writing laptop, not dissimilar in purpose to those e-ink machines other people with more sense buy. It runs NetBSD 11, because I’m a gentleman, and FreeDOS, because I’m a nostalgic fool. On the former it runs tmux(1) in lieu of xorg, mir, wayland, or whatever wheel we’re reinventing this week, and FreeDOS has some old DOS editors. It works stupendously well in this role, to the point where it’s become one of my favourite machines to use. No browsers (well, links aside), no chat clients. Just me, an empty text field, a musikcube audio client, and a sense that I should be writing instead of doing something else. It’s amazing what can do with fewer distractions,…