Author of the article here — thanks for all the thoughtful comments and personal experiences! I thought I'd add a couple clarifications: 1. I'm not saying your

Author of the article here — thanks for all the thoughtful comments and personal experiences! I thought I'd add a couple clarifications: 1. I'm not saying your product needs to look like Craigslist all the way up until the end, just that it's a key test in early stage concept validation. Yes, later on, once VALUE is proven, by all means consider design polish to make the experience even better! 2. Yes, this idea is not unique or brand new (I'm an old Balsamiq fan, Basecamp fan, etc) —— the post is just a direct response to the increase in AI-generated interface mockups. Trying to get people to think a bit more deeply about those.