Being tracked using it was his second thought, after the surprise of actually being given what he'd requested.

To the question he gives another half grin.

"Deliveries. Hopefully more excuses to be in Borrel, and Hayle."

He can still use the portals when they're open, they're actually still faster than his travel method through the Gray Space. But he doesn't need to wait for one to be set up now. Also -

"After you look at it I'll probably dash over to the beach and back. Just to see what happens."

If anyone immediately knocks on his door when he returns.