Fact is, everything works well with little cpu or disk usage. Speed UP Turbo Boost has greatly improved boot-up, all programs and browsers too.
Disk Scan repairs without rebooting, atleast for minor errors. 'Your software has improved greatly through the years. 'Advanced SystemCare is a great all-in-one PC utility that can scan, repair, and optimize many aspects of your system.It aims to remedy whatever ails your computer by not only cleaning up junk files, malware, and invalid registry entries, but by giving your computer a boost to optimize your PC experience.' Cnet