<Table> <Tr> <Td> </Td> <Td> This page in a nutshell: Doing something drastic can be good, but make sure you're ready to accept the consequences . </Td> </Tr> </Table> <Tr> <Td> </Td> <Td> This page in a nutshell: Doing something drastic can be good, but make sure you're ready to accept the consequences . </Td> </Tr> <P> If you' open a can of worms', you (often unexpectedly) set in motion or discover something that has wide - reaching consequences . This sometimes happens on Wikipedia, and nearly always leads to massive fluctuations in the community or policy . </P> <P> There are occasional bad faith AfD nominations on Wikipedia, and there are some rewrites which may cause havoc with other users . There are also more mild cases of these that can actually change the way Wikipedians look at things, sometimes for the better . If you want to change something that's potentially a staple part of the community in some people's minds, then you can certainly do it, just keep in mind that it could cause some serious ramifications, hence the term, can of worms . </P>

Where does the phrase open a can of worms come from