Of course we have talked about this in the past
These are the important decisions - what size moves you are trying to capture, how much time you want to sit in front of the PC. etc. etc. Every bit as important as whether you are going to trade Dojis, Dunnigan or the DOM also one of the things you have
absolute control over as a trader!
I know a chap who trades houly bars (predominantly on bar close). He goes outside does some work and then just comes in now and then to see how things are panning out. - Rambling off topic.