[Avodah] Hil Yesodei haTorah 5:4

[Ben Waxman]

From: "Shalom Carmy" <carmy at yu.edu>
> 3. If the addendum is not the Rambam's, one may speculate on its
> provenance. During the 16th century it became possible for Jews
> trapped in the Iberian peninsula, who had adopted Christianity, to
> leave the country. Many deferred leaving, thinking there would be
> enough time to revert to Judaism later on, continuing to engage in
> Christian practice in the meantime. (See Yerushalmi, From Spanish
> Court to Italian Ghetto, inter alia). The author of the addendum may
> have wished to stress the absolute obligation to flee at the
> earliest opportunity rather than delay departure.

> Whether this speculation is correct depends on the provenance of the
> MSS.

I have to admit I found the language strange (not that I am claiming to be 
Rambam expert in any way shape or form). Are there any other instances where 
people feel that text was added into the Rambam?

Ben