For those of you who have done this for a while, with links and backlinks, don't you just end up with a big snarl? It seems that unless other controls are intro

For those of you who have done this for a while, with links and backlinks, don't you just end up with a big snarl? It seems that unless other controls are introduced, every arrow/edge just means "A reminds of B somehow", no matter how tangentially.