[carpetmojo]

There are a lot of posts about styl(i?) on this Forum, (!) but I don't think I recall one concerning a stylus actually stuck in the slot...........
I suppose the first questions might be the obvious - does it rattle, is it loose, can you still see it ? Is any of it sticking out ? Judicious work with a small pliers on the broken stylus only might do the trick.
Sadly, I don't think you'll have a lot of help from Sony (see posts), even if it's still in warranty.
Noone's taken them to court yet that I know of, but .........
Finally, their are those a lot more able than I who do things like change the battery, perhaps they may be able to help, 'cos there are screws around the case... Beyond me I think.
Although...........