This are 99% spam results. They will never download and/or contain fake data. (The music industry pays millions every year to companies for distributing this spam.) Use a decent spam filter from here: Shareaza Forum :: View forum - Security & Privacy

Also, you may try to check out my install guide for how to get the maximum out of Shareaza. (Note that I am still writing on this version, so there are some orthograph mistakes etc. inside )
Shareaza Forum :: View topic - SHAREAZA INSTALL GUIDE - (english & deutsch)

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