* Craig Newmark was running craigslist solo for a couple of years, when it was still a mailing list.
* The imdb guy (Col Needham) runs it with only a handful of volunteers until it was sold to amazon.
* Brad Fitzpatrick ran LiveJournal alone for a while when it was still headquartered in Oregon. During that time he wrote memcached.
* Drew Curtis runs Fark.com alone, since 1999.
* joshu was running del.icio.us alone while still having full time job.
* Markus Frind is the poster boy of doing it alone with his plentyoffish site.
* Marco was doing instapaper as side hobby while being CTO at Tumblr. Couple years later he went full time on it.
Admittedly, a lot of people used it due to sheer network effects. So it provided utility.
But personally I would be ashamed if I built POF.
* Craig Newmark was running craigslist solo for a couple of years, when it was still a mailing list.
* The imdb guy (Col Needham) runs it with only a handful of volunteers until it was sold to amazon.
* Brad Fitzpatrick ran LiveJournal alone for a while when it was still headquartered in Oregon. During that time he wrote memcached.
* Drew Curtis runs Fark.com alone, since 1999.
* joshu was running del.icio.us alone while still having full time job.
* Markus Frind is the poster boy of doing it alone with his plentyoffish site.
* Marco was doing instapaper as side hobby while being CTO at Tumblr. Couple years later he went full time on it.