Steve Stedman lays out the reasoning:
When managing SQL Server, SQL Server Agent Jobs are indispensable for automating tasks like backups, index maintenance, and data imports. However, monitoring these jobs can sometimes be tricky, especially when trying to quickly assess their status. One simple yet effective trick to improve visibility is adding a no-op (no operation) or logging step as the first step in your SQL Server Agent Jobs. This blog post explains why this small addition can make a big difference in monitoring and managing your jobs.
Click through for Steve’s argument.