Descriptive Problem Summary:
Opacity doesn't work the same for different viewpoints.

Numbered Steps to Reproduce Problem:
1. Run demo.
2. Look at the opacity on the blue and green squares.

Code Snippet (if applicable) to Reproduce Problem:
https://discord.com/channels/725444629172060262/ 725458744711839873/1316725468849766423

Expected Results:
Standing on the green square, the player sees the blue square, and standing on the blue square he sees the green square.

Actual Results:
Standing on the green square, the player sees the blue square, and standing on the blue square he does NOT see the green square.

Does the problem occur:
Every time? Or how often? Always.
In other games? blahblah
In other user accounts? blahblah
On other computers? blahblah

When does the problem NOT occur? Never.

Did the problem NOT occur in any earlier versions? If so, what was the last version that worked? No. (Visit http://www.byond.com/download/build to download old versions for testing.)

Workarounds:
No.