Funny enough we added this in awhile back when it seemed more conclusive that this does matter.

But I was curious and just did an adhoc eval.

Here's a version with the aesthetic line included

https://with-aes.vercel.app/

Here's a version without the line

https://wo-aes.vercel.app/

Everything else is the same. Will let y'all be the judge which is better.

Both where made in one-shot with this prompt:

Create a habit tracking app where users can create habits, mark daily completions, and visualize streaks. Include features for setting habit frequency (daily/weekly), viewing completion calendars, and tracking overall progress percentages.