old-fashioned

[azz]

Those were old-fashioned methods.


Can one use this sentence if the methods weren't old-fashioned at the time, but are old-fashioned now?

[Marylin]

Those were old-fashioned methods.


Can one use this sentence if the methods weren't old-fashioned at the time, but are old-fashioned now?

I think a lot will depend on the entire contest but to be on the safe side you can add one little phrase at the end to dispel any doubts:

Those were old fashioned methods by today's standards.
or
By today's standards these were old fashioned methods.