Why are people born after Gen Z called Gen Alpha and not Gen AA like a spreadsheet column

Counter proposal: spreadsheets should in fact go through more alphabets.

@evan

@clew @evan Why use base ten?

=SUM(A1:ヲ𒁹𒁹 𒌋𒌋𒁹𒁹𒁹 𒁹𒁹𒁹)