It does, because many more eyes can find issues, as illustrated by this story.
This story illustrates that some eyes can find some issues. For proper discussion we need proper data and ratios, only then we could compare. How many issues there are in open and closed source software? How many of them are getting fixed? Unfortunately, we don’t have this data.
I think some of this data is actually available for open source projects by scanning public repositories, although it would be a lot of work to collect it.
This story illustrates that some eyes can find some issues. For proper discussion we need proper data and ratios, only then we could compare. How many issues there are in open and closed source software? How many of them are getting fixed? Unfortunately, we don’t have this data.
I think some of this data is actually available for open source projects by scanning public repositories, although it would be a lot of work to collect it.