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Things like that should be an easy fix, so fix it now before it ever becomes a problem.
Missus needs to take the dog to the vet, it needs to stay at a mates for a bit. A long list could be added...

Sounds like a good idea.

As others said, don't worry about people. Dogs however are different, get him socialized with them ASAP. Very important as sooner or later he will be working with others and there is nothing worse...