Hello, HN! We're Michael and Liana, co-founders of Bottomless ( https://bottomless.com ) Bottomless automatically re-stocks coffee using a smart scale. Users leave their coffee on the scale, then we detect the perfect time to trigger re-orders. We ship the scale for free when customers buy their first bag. We met in college, and bonded over talking about businesses we could build together. You could say we've kept in touch since then: we're now married. Bottomless was born out of our frustration managing our household stock levels. We always seemed to be running out of one thing or another. When we thought about it, we realized that restocking was a universal problem. But if this was such a big problem, why was there no great solution? Subscriptions should be a solution, but they don’t work well for items that aren’t used on a set schedule. It seemed that if we could capture data on usage and stock levels in a passive way, we could solve the problem. Thus, Bottomless, t...