Usability
Interface 
User-friendliness/complexity of the tool´s interface
Simple, user-friendly
Time efficiency Time needed for mastering the „how-to“ of the tool and a production of a task
High
Interface language(s) The number of languages in which the tool is currently available/adaptable to
English and 27 other languages
Respect for privacy Does the tool require registration? Who can see my data? Can I remain anonymous?
Medium. Discord collect various type of user data, including account information (e.g., username, email), content users create (e.g., messages, files), payment information, and information from users' actions on the platform. It does so for providing services, ensuring safety, enforcing community guidelines, offering customer support, personalization, and improving its services. Importantly, it emphasises not selling personal information to third parties, although it might share anonymized or aggregated data.. Discord mentions using encryption to protect user data both in transit and at rest, which is a standard security measure. It also mentions access controls and two-factor authentication for added security. Discord provides users with various controls to manage their privacy. Users can customize their settings, limit data collection, personalize their experience, and even delete or disable their accounts. Discord mentions compliance with various data protection frameworks, such as GDPR. See more here.
Saving work for future use Possiblity to save your or others´ work for reuse/reproduction
Yes (you can even pin some information)
Tailorability (If so, how?) Possibility of the tool to be used for a range of different activities (e.g. to what extent you can organize a project assignment with a central activity based on this tool)
High (you can create your own emotes, choose a server icon, add and name channels, select dark or light mode etc.)