allkar

Are the original optics so bad?

My question in this context would be - did Viltrox publish this as an official statement or did someone say it (with/without authorization) claiming to be from Viltrox? Besides, it leaves me cold....

The only name that's in my comment is Champagne. The statement is general. Do you have a problem with having your own opinion?
Before extensive tests appear, one cannot say anything about the...

Rip off and run away. Those who only use the name to cash in don't live long. I don't buy a bottle that says Champagne on it and wants to be paid for, but it has simple sparkling wine inside

Yes, the results are good. However, the new version brings no advantage for the Canon user up to R5 (except R3 - previously not supported in 1.x version)

Yes, someone did. The speed boost is only available on certain configurations (CR3 EOS R5, R6). For i7 7700K, the gain is only +/- 5%. No difference in quality.
Offering this as a paid update is...