(Just stumbled across this one whilst looking for something totally unrelated.. power of serendipity!)
Some great slided on the possible applications of Quantum Computing from Antonio Mezzacapo @IBM.
Gets a bit technical, yet worth skimming through.
Applications of quantum computing
https://agenda.infn.it/event/21458/contributions/108926/attachments/70282/87604/INFN_seminario.pdf