For those of you that etch you own PCB’s, -have you tried this method?
http://en.electroni-city.com/
It looks promising.
fine resolution
Seems to provide some fine trace resolution. Needs some additional mechanical and toxicological care w/ handling the vynil but nothing too unreasonable (although personally I have an issue with ventilation 
).
Furthermore, it reminded me that I have to delve into studying some tin plating option 
[currently resorting to post-soldering crude nail polish protection :x ]
Overall, thanks for the heads up