Earlier quoted context omitted.
Either way, abuses will happen. Would you rather be abused by the government or by random strangers?
Honestly, random strangers. Their motivations will be far more transparent than those of gov't level entities. Also, you can respond to your house getting robbed by adding locks, bars, camera's etc. If a gov't level entity is abusing you, your options are much more limited. That's why nipping over-reach in the bud is important.
One large database that requires a warrant to access can at least be more easily held to higher standards.