Originally Posted by ScaryFatKidGT
Is dust a huge issue?
it is a HUGE issue, but it's also something you can work around. if you install an air filter on EVERY fan you use, then dust is less of an issue and all you have to do is clean the air filter whenever they get dirty and maybe dust off the rest of the rig once in awhile. the only issue you'd have to spend some time tackling would be installing an air filter for your GPU. it can be problematic.
the only other issue you will have is noise. since the case is "open" noise from your fans/HDD can easily leak out and be heard.
having an open bench is possible, but there is just more work involved in keeping it running nicely.