Either no online access thru a website or requiring an app on your phone as part of the login process (which amounts to the same thing, no phone app, no banking).
Internal corporate hackathons are the exact opposite of free work. You are getting paid and you get to make something fun instead of something needed for business reasons.
https://www.unix.com/man-page/v7/1/units/
$ units You have: 1 foot candle You want: lumens meter * 0.310896 / 3.2165097