Wow, thank you all for the tips and advice. I couldn't believe my eyes when I checked the thread tonight.
For the record, I like grain. It gives my photo's a look that I like. Just slightly smaller than golf balls would be nice though.
Changing to another film would be a bit awkward at the moment as I just spent 50 quid on a 30m roll of HP5+. Another developer would be interesting though.
Now going to have a read of the links.