This Product Ideas board is currently undergoing updates, but please continue to submit your ideas.
If an email field is set to required on a form, the form should not allow the user to submit unless there is a valid (properly formatted) email address entered into the field.
It allows form users to fix issues before submitting a form with invalid data. It helps the form owner ensure that the incoming data is correct. It makes it more likely that the form owner will be able to contact form users and e.g. send confirmation emails.
People are expressing their frustration about the lack of this issue on a number of different threads in the Airtable forums.
People creating sign-up forms or any form where the form submitter might need to be contacted as a result of submitting their info.