: Allows for basic text chats with Facebook friends and receiving push notifications. Data Efficiency : Extremely light at roughly 180KB to 1MB , making it ideal for 2G or slow EDGE connections. Social Basics

Messenger on Java was basic. It didn't have the "Chat Heads," high-definition video calls, or AI assistants we see today. It was a text-first world where emojis were simple characters like :) or . Evolution and Obsolescence