All very sound, very logical and helpful advice. This one would be even better at giving PSA's than the TARDIS, and definitely better than Topher. The just slightly lilting voice would help people not injure themselves or throw themselves from tall surfaces. Why, he already feels less likely to do so himself.

"Ah, yes, parks are definitely something to be aware of, especially ones with inter-dimensional rifts. That's where I showed up, you know. Well, in a library in a space and time ship, but basically in the park." He's meandered into full radio voice by now. "I was very lucky, the library seemed uninfested, though of course it's only a matter of time."