Heya, sorry to hear about your ban - it happens! Although 15 hours over the course of 3 days is quite brave.
Looking at the cons, breaks are handled by the client and are automatically randomised by +-10%. Any changes with the breaking system would need to be implemented by the developers rather than scripters for individual scripts.
As for prayer potions, I had not even considered this. P pots would run out very quickly - surely food would be a much better (and more economical) means to train?!
Apa