There are also valid reasons the other way, like consulting an attorney to challenge the warrant or prepare a defense before it gets executed, disrupts your life and prevents you from clearing your name because you're being incarcerated without bail. It's hard to investigate the charges against you from a cell.

Or the ability of journalists to inform the public of what the government is getting on with in their name. If the government is investigating their critics they have no right to keep it a secret.