Welcome back! In Part 1, I covered the initial setup, basic functionality, and first impressions of running CalyxOS Android 16 on my Motorola G45 5G (India variant). Now, after over two days of daily use with dual SIMs active and a relocked bootloader, I'm ready to share the full picture. Let's dive into everything I promised: battery life, OTA updates, UPI apps (some work, some don't, more testing needed), bugs (spoiler: none so far!), and my feedback to the CalyxOS team. Battery Life: The Headline You've Been Waiting For 🔋 "Battery Life is phenomenal!!!!" — yes, I put four exclamation marks in my notes, and the real-time data backs it up. The 72-Hour Test Setup (In Progress - More in Part 3!) Let me walk you through my test so far, and I'm genuinely excited about these numbers. Day 1 started at 8:00 AM with a fresh 100% charge. By 8:00 PM that night, after a full day of calls, WhatsApp, and web browsing, I was still sitting pretty at 74% — can you believe that? I certainly couldn't.…