Crossword Genius

Big screen name to modify timeless habits (7)

Ross

I believe the answer is:

toshiba

I'm a little stuck... Click here to teach me more about this clue!

'big screen name' is the definition.
(I've seen this in another clue)

'to modify timeless habits' is the wordplay.
I cannot quite understand how this works, but
'to' is within the answer.
This may be the basis of the clue (or it may be nonsense).

Can you help me to learn more?

I've seen this clue in the Sydney Morning Herald.
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