What is the Tannhauser Gate?

The Tannhäuser Gate was briefly mentioned in replicant Roy Batty's monologue in the original Blade Runner movie but we're not really given much insight into what function it serves. This video will attempt to explain the gate in greater detail.

SOURCES:

https://www.reddit.com/r/bladerunner/comments/bfxa5v/do_you_think_the_blade_runner_universe_has_ftl/

https://bladerunner.fandom.com/wiki/Tannh%C3%A4user_Gate

PHOTO CREDITS:

https://amplify.nabshow.com/articles/blade-runner-revisited-honestly-it-seems-about-right/

https://www.artstation.com/artwork/4b1m3Y (Stanislav Verbitsky)

https://d.facebook.com/conceptships/photos/a.426008804103545.84635.199134323457662/1500618589975889/?type=3&__tn__=EH-R (George Hull)

https://www.artstation.com/artwork/ZxVox (Manuel Grad)

https://fyxes.com/tannhauser-gate/ (Benjamin Ahlman)

https://www.facebook.com/BladeRunnerpodcast/posts/tannhauser-gate-art-artist-unknown-bladerunner/1251827425158039/

https://www.deviantart.com/keenansun/art/Tannhauser-Gate-682674968 (keenansun)