Sentences with Old Hat

In the rapidly evolving tech industry, last year's cutting-edge device quickly becomes old hat.

Fax machines are old hat in today's office environment where digital communication is prevalent.

Relying on encyclopedias for information has become old hat in the age of the internet.

Despite being an accomplished pianist, Clara found playing traditional songs to be old hat, yearning for more challenging compositions.

The seasoned explorer considered traditional maps to be old hat, relying instead on advanced GPS technology for navigation.