The functions are simple and intuitive to use. All modes are fairly easily.
The keys are not very flexible but I think it's the various seals that guarantees the tightness of the unit.
Yes it is sealed, and 15 m!
Memory level it is compatible with SD cards, which are found quite easily (there are no included in the box by cons).
The quality is very good imagines, the rendering is faithful.
The screen can get up to make "selfies" very fashionable, with a button on the front to trigger the taking of the photograph.
I could test it during a seaside stay and this is there that I was conquered.
I think I'll invest in additional hardware (bag, tripod, ...)