Catalogue of Errors
The IT staff were rightly sacked since they committed bad actions, no matter how tasteless their boss was for leaving his crap about.
a/ Whining at Human Resources. [ I would hope the rugged Canadians to be less concerned with effete PC nonsense.
b/ Transferring data to a Windows computer.
d/ Interposing their own judgement as to which data they shall move.
c/ Causing the hard drive with his private information to be destroyed.