Most people don't have it on my Earth, either, and only slightly more are aware of its existence. What I do is largely academic. I am a book taught spell caster in the event that I cast anything, which is infrequent. I am accustomed to handling power, but not to generating it, if you can appreciate the distinction.

[Giles slips easily into exposition mode with a comfort that suggests he does it often. (He does.) He measures out the tea leaves into the mesh basket as he goes on.] If you're looking for a more practical idea of my abilities, I've previously done things such as truth spells, rescinding a vampire's invitation from an abode, and removing illusions. I require some amount of preparation and supplies for each one, however.