[sam_lowry_]

Hah, now we have anecdotal evidence.

Juan does not doubt, the speaker does.

Note that creerse is creer+se.

[whilenot-dev]

TIL thanks, but the evidence is weak I'm afraid. English isn't my mother tongue, and it's 6am here. I misread that this "strong connotation" was about the subject (Juan) and not about the object (Promotion).