I don't see what difference that makes. Why can someone from a privileged background not think everything should be more open to others?
You're absolutely right, but a Tory government would do the same. Perhaps the "Shudder to think" part of your post should apply without the "if they did win...
James Blunt's letter definitely does read as though he owns Chris Bryant - until you read Bryant's reply, or what Bryant actually wrote in the first place.
Shame - as Blunt's "ownings" on Twitter are generally pretty funny.