What is w in the chat?

Okay, I need the chat content to provide information about "w" and format it as you requested. Please provide the chat content. Once you do, I will:

1. Identify what information about "w" is present in the chat.
2. Summarize that information.
3. Present the summary in Markdown format.
4. Create links for important subjects, using the base URL "https://www.wikiwhat.page/kavramlar/" and replacing spaces in the subject with "%20".