Am I too old?

Question too broad. Rosemary can skate and she's getting on. Skating at championship levels, probably fairly young. Skating decently well recreationally - I'm sure you can start anytime if you are mobile.

Recreationally without breaking a hip every time you have a slight slip or trip

Whatever age you are, kochspostulates, minus the good ol' one!

No age is too old if you are generally healthy. It may take you a bit longer to learn stuff than it would for a younger person and don't expect to be doing double jumps and the like.

My age probably

She is 'getting on' a bit she must be about seventy now and she looks it!
Definitely this year's Katona,Nolan,Bonnie Langford type of skater, who skates being held up.