oh I care - I'm personally responsible to the Financial Services Authority for the network I administer under a wide range of legislation from Data Protection Act to Financial Services Act. I screw up and I can go to jail, not just receive a bunch of irate phone calls and emails
theres nothing shady going on here, the processes and listening ports are all there for a reason:
Apple Mobile Device: listens for iPods, iPhones, AppleTV etc devices to be connected
Bonjour Service: zero conf networking services discovery, for iTunes music library sharing, printer discovery etc.
iPod service: communicates with iPod for syncing, firmware updates etc.
iTunes runs a few services because it does
alot. If you dont need all that functionality and want to save the odd cpu cycle, just disable em.
I like watching TV, the fact that there is a tiny chance that someone might break into my house to steal it is not a big enough threat to stop me from owning and using a TV because I take basic precautions like locking my front door (NAT and SPI firewall)