The data could 'prove (to be) useful' [=people may eventually find that the data is helpful] in identifying future problems.
the 'useful life' of a satellite [=the amount of time during which a satellite is in good enough condition to be used]
Her pocketknife 'came in useful' [=(more commonly) 'came in handy'] when we needed to cut the tangled fishing line.
(..) Look at them! We're here with you, Grandfather, we'll stay, even though grandma left. - We'll eat spinach. - We can be useful. If you weren't two, if you were one, - I would have had you here. - Grandpa... Please... (..)1989 Dva lidi v zoo
(..) It's no wonder we go on like this. I don't believe it. Do as your grandma tells you. You need to help her. You must try, to be useful. And don't call your grandfather "Grandfather". Don't play your violins went Monty is at home. Don't worry, Mom. (..)1989 Dva lidi v zoo