A few days ago, I was mucking around with historical data on Alphabet, the parent company of the internet search engine of our time, Google. I found some interesting data on this company that led to me writing this short but hopefully thought-provoking article. Alphabet was listed in August 2004 and closed its first trading day at a share price of US$50. By 31 January 2005, Alphabet’s share price had risen to US$98, and it carried an astronomical price-to-earnings ratio of 250. On 31 January 2005, Alphabet’s revenue and profit were respectively US$2.67 billion and US$222 milion, giving rise to a profit margin of 8.3%. Today, Alphabet’s share price is US$1,418, which represents an annualised return of 19% from 31 January 2005. Its P/E ratio has shrunk to 29, and the company’s revenue and profit are US$166.7 billion and US$34.5 billion, respectively, which equate to a profit margin of 21%. Today, many software companies – especially the young ones categorised as...