[ Strange does notice the magic. This is magic he faintly remembers from Portland, so he's able to piece out that much. Likewise, there's a bright feeling to it that his mind supplies as Yuya's. So as Yuya casts the spell, he's able to piece out just what the kid can do...

...aaaaand that it's just formed around the basin. ]

There's good news and bad news. The theory of the spell worked, but in practice...I'm afraid it's limited to my scrying basin.

[ So the spell doesn't work long distance! That's still good to know! Strange doesn't seem put out or annoyed, he's just looking at the basin as if somehow examining the magic will be able to tell him what went wrong. ]