Hear me out. You know how noone really buys the Guardian because the Bulldog is a much cheaper alternative and for a few more creds, you can buy a Phantom or Vandal? Yeah the Spectre is now in the same spot. The Stinger is better in a lot...

Like the title says, it's not really something that complicated and I can't imagine it would be that hard to implement. While the cases of wanting to turn off the skin exclusive sound effects are probably slim, it could've been a miss click...