I can honestly say I don't know a single person that likes Bonjour. Or at least, not anyone who is network-savvy. Bonjour, Apple's proprietary Zeroconf mDNS system, is great for home use. In a small home network, it makes connecting Apple devices together easy. But Bonjour simply wasn't built for large, enterprise networks with multiple VLANs.
Several vendors have come out with solutions for this that repeat the Bonjour traffic across multiple VLANs. But never