Work for an organization with a strong union. RMT and Aslef (Mostly train drivers, who haven't been on strike much recently).
Previously they only went on strike for odd days and their employer took no notice.
Multi day stoppages (that only lose individuals one or two days) where one day drivers withhold labour another it's signal operations, another safety, another cleaners etc.
I expect they will only to do this a couple of times and some money will magically be found to pay them.
The BBC say the direct cost to businesses could be £230M
The unions here are highly regulated, and they have complicated rules and ballots required that usually have a large positive vote for the action.
External Link/Members OnlyMaybe time for single nationalized company that runs all rail travel across the whole country including trains, track, stations etc.
Economies of scale - Single IT and ticketing system, single app, single HR, single pensions, and all the other things a large enterprise needs , potentially a pool of more staff to call upon. Trouble is we don't seem to be very good at large systems - Take HS2