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Handbook of Sustainable Design of Digital Services

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Ux/Ui    ODD#12     ODD#13    

Are videos and animations only used when they add value to the user ?

Recommendation 

UI

B People

A Planet

B Prosperity

Difficulty

*

Priority

High

Récurrence

OnUpdate

Tests

Can't the information shared by the video or animation be transcribed into an alternate format?

Precisions

Video streams and animations generate a large amount of data. Limiting videos reduces the environmental burden on the service. Some audiences are not able to use videos, so they will be excluded from the service if it relies on this type of media.

Use Case

User journey presents media object and value added by these media

Additional elements

Operational issues related to the project

Posts

Rule for assessing the level of compliance of the criterion

Vidéos analysées / Vidéos

Life cycle

Conception

6 other criteria related to the recommendation: Media engineering: reducing the digital service media as much as possible (images, animations, content, etc.)

Recommendation Essential

UI

Is a media management / use policy in place to reduce their impact, with criteria for media compression and formats ?

Recommendation Essential

UI

Are the number of fonts and the variants of fonts called (weight, characters used in the project) limited ?

Recommendation

Technology

Can the functionality be offered without calling external scripts or libraries (JS, AJAX, ...) ?

Advice

Technology

Does the target functionality require calling an iFrame ?

Recommendation

UI

Can the native system features and components match as needed ?

Recommendation

UI

Are the images optimized for their functions ?