Compaq Portable (Halt & Catch Fire) - Computerphile

TL;DR

Compact reverse-engineered IBM PC's BIOS to create a compatible chip, leading to portable and compatible computing.

Transcript

because the ibm pc was based around the intel chip and because it run microsoft's operating system there was no agreement with microsoft to actually supply ibm only uh so compact went to to microsoft and said can we buy your software yep that's fine no problem they went to intel and said can we buy your chip and intel said yep that's fine the only ... Read More

Key Insights

• 🐿️ Compact approached Microsoft and Intel to acquire software and chips for their IBM PC compatible.
• 🐿️ They reverse-engineered the BIOS chip to establish compatibility.
• 👤 Compact's compatibility revolutionized the market, enabling data sharing among IBM PC users.
• 🎨 The Compact Portable was a successful and influential design, shaping the future of portable computing.
• 🥺 Compact's popularity led to the term "Compact" becoming synonymous with portable computing.
• 😀 Compact later merged with HP but faced challenges in recent times.
• 🔋 Battery technology limitations prevented their early portable machines from running on batteries.

Questions & Answers

Q: How did Compact obtain the necessary software and chip for their IBM PC compatible?

Compact bought the software from Microsoft and the chip from Intel, except for the BIOS chip, which they reverse-engineered.

Q: Was it legal for Compact to reverse-engineer the BIOS chip?

At that time, software laws were different, and Compact's actions were not as restricted. However, such a process might face legal challenges today.

Q: How did Compact's compatibility affect the market?

Compact's IBM PC compatibility allowed other manufacturers to produce machines that were 100% compatible, expanding the market significantly.

Q: What impact did Compact have on portable computing?

Compact's groundbreaking portable design, called the Compact Portable, made computing on the go possible and synonymous with the Compact brand.

Summary & Key Takeaways

• Compact approached Microsoft to buy their software and Intel to buy their chip for their IBM PC compatible.

• The only obstacle was the BIOS chip, which Compact reverse-engineered to create a similar chip for hardware-to-software communication.

• Compact's compatibility revolutionized the market, allowing data sharing among IBM PC users and making computing portable.