Tetras and why you need them?

[Maddzi]

Saw all the ruckus about Tetras, but can't find any info on why one may actually need them. Why do we need Tetras at all?

[qwerm]

I understand that people have taken to collecting fish to place on item stands.

[Maddzi]

Originally posted by qwerm:

I understand that people have taken to collecting fish to place on item stands.

Oh, so THAT's the case then :D