Sometimes utility can be so good, users don’t care about design. I was also thinking of it as a business coming to a SaaS website. B2C is filled with so many dark patterns, first impression probably plays less of a role.
They were established when hideous websites were common changing would cause uproar and possibly alienate a large group of users.
Look at Googles web page just a text box on a blank page, no way you are launching with that UI in 2026.