I'm away from home tonight and cannot test the above.
Does enclosing the parameters in quotation marks make no difference?
$TitleCase("<Title>", ,/ - &) or $TitleCase("<Title>"," ","/ - &")
In that case, I apologize to ChriUwe for my remarks on the reply immediately preceding this one.
It still stands though that even if the fix comes next year, the minimum expectation from other users should be gratitude, and not nags.
The source code is available to anyone who's got the time and skills to make the fix overnight.
I already spend hours on end on social media. Might as well spare a few of those to a greater purpose here.