The timeline is definitely getting longer for both. I don't really think it’s helpful for people hired today to look at how long it’s taking ‘21-‘23 hires to hold either seat. Two years won’t happen again any time soon. I’ll probably be able to hold the award on of the next two vacancies which will put the effective dates around 3-3.5 years. For someone hired today I would say plan on 5 years.

NB CA plug is 13499.
WB FO plug is 13090.

As of today our lowest system seniority number is 17208. The 3700/4100 retirements required to reach those seniority levels will happen during the 2030 calendar year.