[pygy_]

As the user base grows there is a growing amount of thinly disguised commercial content that sneaks in, often through strategic product placement in pictures.

Since the community is less vigilant than it used to, I assume that the newcomers are less concerned about commerce.

[sunchild]

It doesn't take much to send a fickle user base like Reddit's running for the next Internet hangout. There are plenty of examples from the recent past. Remember Digg?