Your story is really inspiring and it's a nice 24h achievement. How did you select the vital functionalities? It must be hard to release only the minimum and to not add any "nice to have" functionality.
Thanks. Selecting the vital functions was difficult. But actually not as difficult as a "proper" development process. We didn't have to consult a big team of people with divergent interests, we didn't have any research on customer preference to analyze. There were just two people, 24 hours (greatly limits what you can do) and a relatively clear view of the end product (a map that shows the location of people whose FB…
I left a comment already on the post, but negative feedback is bound to happen, the best part is that you can update and iterate based on the feedback since you got it out there so quickly.
Don't be embarrassed. ;)