immediately unsave the cursor position, as a neat trick

module/buffer.lua

@@ -260,7 +260,7 @@ function buffer:read(...)
    -- this whole thing is a house of cards. good luck.
    io.write("\27[s\27[8m\27[6n")
    if not (self.mx or self.my) then
-    io.write("\27[9999;9999H\27[6n")
+    io.write("\27[9999;9999H\27[6n\27[u")
    end
    local pos, buffer, hIndex, sx, sy = 1, "", 0
    self.history = self.history or {}