You need to remember that that message is from a year ago - a lot can change in a year. Also your 'tests' (yours or pugdog's) aren't very conclusive - they don't prove anything.
We're not SEO experts, so that's why we haven't implemented anything like this. However, if you're only using GLinks in static mode, it's relatively simple to change the url generation behaviour. A hook on Links::Table::Category::as_url (category_as_url) and Links::Table::Links::detailed_url (detailed_url) were added in 3.0.1.
Adrian
We're not SEO experts, so that's why we haven't implemented anything like this. However, if you're only using GLinks in static mode, it's relatively simple to change the url generation behaviour. A hook on Links::Table::Category::as_url (category_as_url) and Links::Table::Links::detailed_url (detailed_url) were added in 3.0.1.
Adrian