In article ,
says...
In article ,
says...
Rob Morley wrote:

I usually use a fixed width font - he didn't, so unless I can be

It looks fine here... (in Courier)


The joists on the right are pushing bits of wall too far to the right
(Courier New)

Replying to myself:

It's a tab spacing thing - apparently this version of Gravity thinks a
standard tab should be 7 spaces, and there's no way to change it. Of
course the standard advice when creating ASCII art is "use a fixed width
font and don't use tabs" :-)