Firework officially launches a short-form video storytelling app, backed by Lightspeed – TechCrunch
Facebook usage has declined for the first time in a decade, while video-centric apps like TikTok are being touted as the future of social media. Entering this redefined playing field comes Firework, a fast-growing social video app whose clever trick is something it calls “reveal videos” — a way for creators to take both horizontal…