I love that you're going after a market so ripe for disruption, appreciate your coming to Hacker News for feedback/community, and I wish you the best. But I think you have it backwards... The real problem is not the time spent in the supermarket, it's getting there and back. You're addressing the wrong issue. Many people want their groceries delivered for all kind of reasons: - They have small children they don't wan…
The reason I use Grocery Gateway (our local online grocery store w/ delivery) is because I live in a city and don't need a car. So I get all of my non-produce stuff delivered.
It's $8 for delivery vs a $15 taxi + the time it would take for me to get there and back.