More than two billion people regularly use smartphones with ARM processors. This revolution began nearly 30 years ago with the first ARM-powered handheld computer. Here’s my story of what it was like to be there on Day 1 when the first Apple Newton PDA went on sale. [thread] In some ways Apple’s ARM “transition” actually began in the late 1980’s when the company began working with UK based Acorn Computers on a RISC processor design. This led to the founding of Advanced RISC Machines Ltd. in 1990 in which Apple was a 43% shareholder.

1/ Fifty years ago today, my father moved to Dubai. He was a 30 year old engineer who had spent a decade serving in the Indian Navy and then a few years working in Bahrain & KSA. He came to Dubai to start a business with his best friend. 50 years later he’s still here. [thread] 2/ My father’s name is Kuldip Singh Grewal. He was born in Colonial India in 1939, eight years to the day before India’s independence from the British Empire. My grandfather died when my father was 17, forcing him to leave university and enlist in the Navy to support his family.

1/ Today marks the twentieth anniversary of the introduction of Microsoft's Internet Explorer 5 for Mac. This was both the most important release of Internet Explorer for the Mac, and the last release. Here are some anecdotes and thoughts from an insider’s perspective. [thread] 2/ Mac IE 5 was first unveiled by Steve Jobs during his Macworld San Francisco keynote address on January 5th, 2000. Here’s a link to a YouTube video of that part of the keynote. Be sure to come back to this thread for the backstory: