Columns is an AI-powered data visualization and collaboration platform that allows teams to work together in real-time to create stunning visualizations using natural language inputs and speech. Key features and advantages include:

• Fine-grained access controls: Users can manage their data catalog and self-serve data storytelling with ease
• GPT-3 integration: Users can chat with GPT-3 to query and visualize data
• Wide range of templates and pre-built tools: Users can choose from a variety of charts, including bar charts, line charts, scatter plots, and more, and a library of icons, images, and shapes to help create beautiful and informative data stories
• Integrations with other tools: Columns offers several integrations with other tools like Slack and GitHub, making it easy to collaborate, share insights, and manage data across different teams

Use cases for Columns involve various data-related activities:

• Create stunning visualizations using natural language inputs and speech
• Self-serve data storytelling with fine-grained access controls
• Query and visualize data with GPT-3 integration
• Collaborate, share insights, and manage data across different teams with integrations with other tools

Overall, Columns is a powerful tool for data visualization and collaboration that can help teams leverage the power of AI to create beautiful and informative data stories.