I ignore the bags and the mess in the library for days. I roll over the pros and cons of the last two options in my head. I keep coming up with the same answer. I discuss everything with Murray yet again. He agrees.
I decide to go with the carry on option using a roller bag and knapsack.
Osprey Talon 22 and Rossignol Transit Roller Bag
Now I have to clean up the mess in the library!