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Yes it is. I can plug my Yubikey into as many laptops as I would like.

> You will also be able to add a recovery email address to my authenticator to recover your accounts if you phone gets damaged/lost.

This worries me. That means I have to trust you to not leak my 2FA. Authy does this already and so I don’t use Authy. All my 2FA is on my Yubikey.

> plug my Yubikey into as many laptops as I would like.

What if you don't own a physical key?

> I have to trust you to not leak my 2FA. Authy does this already and so I don’t use Authy

This is optional. You can choose not to have a recovery email. Just curious though, what do you do if your Yubikey gets stolen/damaged/lost?

I have a backup Yubikey as well as backup codes stored in an encrypted file and backed up to several different devices.