It is slowly dying. I see 0o123 as a notation for octal much more frequently then in the past. On the same line with 0b010101. Octal was a thing in the past, b

It is slowly dying. I see 0o123 as a notation for octal much more frequently then in the past. On the same line with 0b010101. Octal was a thing in the past, but is really seldomly used nowadays, in my impression.