Homebrew PCBs

--- In Homebrew_PCBs@yahoogroups.com, "Stefan Trethan" 
> 
> The soldering is the limit, not the board, usually.
> If you want to use toner transfer instead of the more complicated  
> photoprocess you might be limited to 8mil tracks or so.
> 

Well, 8mil sounds like plenty! Plenty as in, very small.