Is this really always true? Even with short one year masters programs? I’ve been told this bit of advice quite a few times. My university offers a one year CS m

Is this really always true? Even with short one year masters programs? I’ve been told this bit of advice quite a few times. My university offers a one year CS masters and I’ve considered it but there’s zero opportunity for an assistantship for the one year programs (as far as I know) so I’d be paying or hoping to find a company to sponsor it/get grant money to cover it.