Sometime in the last 48 hours or so, problems have
started to show up in articles where bold and italic text
are nested. Aircraft and ship articles often use this kind
of formatting, and while it's possible to "force" the
parser to render the text correctly by inserting a white
space, this is affecting existing articles...
See examples at [[CASA C-101]], [[Transall C-160]],
[[HMS Queen Elizabeth (1913)]]