The only arguable thing I think, is entering combat after setting the bomb. Although I can sneak pass the guards, it really requires a HIGH skill on sneaking. I just used the advantage that turn based combat gives me anyway. Maybe I'll work that out!
The mr handy stuff was to level up and...
Hey guys! I know there's already a famous speed run on youtube but it uses that "press A fast" trick to run away from combat. I ran through the game myself in 10 minutes without using any exploits!
Check it out: http://www.youtube.com/watch?v=tlxRCi9OvZo
Hope you like it!