Discover the challenges and essential considerations for developing cross-platform games in this 2020 GDC Virtual Talk. Explore nine crucial aspects to consider before embarking on cross-platform development, including cross-play, cross-buy, and the complexities of online infrastructure. Learn about identity and account management, engine selection, networking, cross-save functionality, and the intricacies of multi-platform purchases. Gain insights into synchronizing releases, implementing server-side toggles, and navigating platform-specific requirements. Equip yourself with the knowledge needed to successfully create and launch games across multiple platforms.