Exif.Photo.UserComment value garbled about exiv2

[kmilos]

From the exiftool -v3 dump, it doesn't look like this comment is stored correctly:

  | | 0)  UserComment = UNICODECinematic still of cat buying fish with money in paws, s[snip]
  | |     - Tag 0x9286 (826 bytes, undef[826]):
  | |         004a: 55 4e 49 43 4f 44 45 00 00 43 00 69 00 6e 00 65 [UNICODE..C.i.n.e]
  | |         005a: 00 6d 00 61 00 74 00 69 00 63 00 20 00 73 00 74 [.m.a.t.i.c. .s.t]
  | |         006a: 00 69 00 6c 00 6c 00 20 00 6f 00 66 00 20 00 63 [.i.l.l. .o.f. .c]
  | |         007a: 00 61 00 74 00 20 00 62 00 75 00 79 00 69 00 6e [.a.t. .b.u.y.i.n]
  | |         008a: 00 67 00 20 00 66 00 69 00 73 00 68 00 20 00 77 [.g. .f.i.s.h. .w]
  | |         [snip 746 bytes]

UNICODE type specifies UTF-8, whereas here it looks like UTF-16 is stored.