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Thanks @kiwideb yes i am very stubborn and persistent.

And so many people will be thankful for that.

It's so amazing from our perspective - but I can't imagine how life-changing it will be for the patients under his care!!!! That is the real gold :)

Exactly, that's what's so inspiring. Rob is being stubborn and persistent not for his own sake, but to be of service to those who need him. Doesn't get much more golden than that.