On 13/04/2021 16:06, Fredxx wrote:
This article:

https://www.bbc.com/future/article/2...g-the-pandemic


Highlights it is the number and duration of infection that increase
likelihood of mutation;
Â* "With almost every person it infects, the virus changes very subtly €“
picking up a letter in its genetic code here, another being deleted
there or swapped for something different."

I read that quote and immediately distrust the article.

The code is sets of 3 letters. If you delete one then you scramble the
rest of it - you have to delete (or insert) a multiple of 3.

Deletions and insertions are rare compared with substitutions.

Andy