[quote=@Letter Bee]
<Snipped quote by Sapphire>

All right, Spoiler: Metahuman powers come from a virus; they're not inborn except in cases where the mother already carried the virus.

<Snipped quote by AcerRo>

See above.
[/quote]

That in no way makes my theory invalid. Staph infection and a number of other viruses stay hidden/dormant for years, sometimes even a life time.