Complex sentence: Critics of P3P also argue that non-compliant sites are excluded and according to a study done by CyLab Privacy Interest Group at Carnegie Mellon University only 15% of the top 5,000 websites incorporate P3P.
Split into simpler sentences: Critics of P3P also argue that non-compliant sites are excluded. According to a study done by CyLab Privacy Interest Group at Carnegie Mellon University only 15% of the top 5,000 websites incorporate P3P.