The real point is, CSI Cyber != Reality.
None of the shows on TV are related to reality.
Yes, just about anything can be hacked, no matter what precautions you take, but no, someone with a cell phone can't find all of your personal information, transfer your accounts, reprogram your DVD player, and wipe out your PLC in 3 minutes.
Look at how many person hours (years?) went into Stuxnet. Hint: It wasn't a kid in his basement playing around.