I have a checklist I go through before I invest significant time into my own side projects: http://www.puremango.co.uk/2011/05/why-your-web-app-wont-work/ http:

I have a checklist I go through before I invest significant time into my own side projects: http://www.puremango.co.uk/2011/05/why-your-web-app-wont-work/ http://www.puremango.co.uk/2011/05/why-your-web-app-wont-wor... Then I plan everything to the last detail, then I build it. When I was younger I just built it, and that's a great way to learn lots about both social economics and code. Nowadays I feel my time is better invested in producing something with a high chance of success than just a messing-about project. Unless the concept really grabs me, like http://thingsinbooks.com http://thingsinbooks.com, in which case I just build it.