[He does listen, almost impressed. Grandpa's really going for it.

He sips his tea in silence, but when he sets down the teacup, he leans on the table a bit.]

Good guess, but you missed an option.

[And he tilts his head down, looking at Solomon over the rim of his shades - those unnaturally bright cyan eyes clearly marked by magic, even outside of the sage's crest on his right eye.]

...For magical researchers, their own kid is just a convenient guinnea pig.