Dev Tools · 1h ago
Why Browsers Can't Use Multicast and What Would Need to Change
Current browsers rely on unicast TCP connections, forcing servers to send individual responses to each user. Multicast would require switching to UDP, joining multicast groups, and adopting a publish/subscribe model. However, most web content is personalized, making multicast inefficient for typical browsing.
Meridian48 take
The article correctly identifies the fundamental mismatch between multicast and personalized web content, but understates the massive infrastructure overhaul needed to make multicast viable for browsers.
Read the full reporting
Why Your Browser Can't Use Multicast (And What Would Have to Change) →
DEV Community
multicastweb-protocols