MU (and now Mega) are just hosting services. If you don't have a good aggregation site, it's worthless. I had a long list of great aggregation sites for MU, and

MU (and now Mega) are just hosting services. If you don't have a good aggregation site, it's worthless. I had a long list of great aggregation sites for MU, and I never had a single issue with viruses when using them.