I tried ordering an item from an online store, while using Haiku x86_64. Here is my experience:
WebPositive was not able to create a proper search field so that I could search for the item.
Otter Browser worked well with rendering of the site in general. Unfortunately, the transfer to the payment system kept refreshing, but never actually completed, so that I could pay.
I tried installing Web / Epiphany, but got the following message with a number of solutions, as can be seen below. I didn’t try any of them as I was unsure of the effects to other programs and the system as a whole…
Not sure if anyone else has tried this, so I am posting my above results first and foremost for documentation. If there is a solution, so much the better…