1.2 exceptions needed

Name: Maria Putzhuber
Email: mp@putzhuber.net
Affiliation: putzhuber.net
Document: W2
Item Number: Guideline 1.2: Provide synchronized alternatives for synchronized media
Part of Item: 
Comment Type: technical
Summary of Issue: 1.2 exceptions needed
Comment (Including rationale for any proposed change):
imho exceptions regarding the importance of media content are needed for all 1.2 success criteria.



i don´t know any examples of audio description in online videos.  

Proposed Change:
include exceptions in all sc to 1.2

provide best practice examples in understanding documents