P: Lighting Effect that detects shading

The link you provided brings up a notice about adult content (not the issue) and requires a login to view (problem)

Most of your fellow members ate not twits. And do not have a Twitter account.

Perhaps you can post the video without using twitter. Mind you, as it supposidly contains adult content, be mindful of the Adobe Community Guidelines

https://community.adobe.com/t5/using-the-community-discussions/adobe-support-community-guidelines/td-p/4788157

specificaly

1. Be Respectful 
The Adobe Support Community is a platform that helps people deepen their knowledge of Adobe products and services and connects learners to teachers from around the world. To maintain the quality of content and resources on the platform, we don’t allow you to post mature, abusive, or illegal content to Adobe Support Community, including but not limited to, the following:
Spam and advertisements* 
Pornographic material & explicit nudity  
Hate speech or highly offensive language  
Harassment and threats  
Graphic violence  
Illegal activities or goods  
Self-harm or the promotion of self-harm  
Depictions of minors in a sexual manner  
Promotion of terrorism or violent extremism  

Not that it will bother this dirty old man, but..