Canva's implementation of a WebRTC-based solution for real-time mouse pointers enhances user experience by reducing latency and backend load through efficient peer-to-peer communication.
Leveraging WebRTC allows Canva to bypass traditional backend communication, significantly improving scalability and providing users with a more performant experience during collaborative sessions.
The transition from a WebSocket and Redis-based solution to WebRTC reflects a significant enhancement in Canva's approach to real-time interactions, offering smoother performance for collaborative whiteboarding.
Using third-party TURN servers, Canva minimizes its operational burdens, although it incurs costs for the traffic that uses these servers, showcasing the complexity of managing real-time communications.
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