This thread rates them quite highly;
As for freemounting, the biggest problem I had to overcome was bailing out too early when the mount would have been possible. I often mounted ok-ish but thought it wasn’t going to work so aborted too early. Once I got over this mental barrier, almost all mounts, even sloppy ones, were recoverable.
My seat is probably about an inch lower than I would choose for optimal distance riding… but then again, if you’re going for optimal distance riding, you’ve started off badly by choosing a giraffe 
STM