The rationale is that everyone interested has been doing this with redirects (for years) in non standardised and often opaque ways. So it’s better to standardi

The rationale is that everyone interested has been doing this with redirects (for years) in non standardised and often opaque ways. So it’s better to standardize and make it transparent. E.g. google search results get rewritten to redirects as soon as you hover over them or press them (and are redirects in the first place with JS off). Have been for at least 8 years now.