On May 8, 1997, Apple launched the PowerBook 2400c laptop, weighing 4.4 pounds, known as the 'MacBook Air' of its time.The PowerBook 2400c boasted a thin, powerful design with a 180 MHz PowerPC 603e processor, 256KB of Level 2 cache, and 800x600 display.Despite being lightweight, it offered expandability with various ports, two PC Card slots, and compatibility with different operating systems.Apple co-founder Steve Jobs discontinued the PowerBook 2400c in 1998 as part of streamlining Apple's product lineup.