"true software firm" this outlook is 20 years out of date. Software is everywhere, and a major part of strategic advantage for companies in almost every industry.

NYT annual revenue is $2.47B (https://stockanalysis.com/stocks/nyt/revenue/) with 5,900 employees. $150M/yr, 600 employees for their Tech headcount doesn't seem like a huge proportion.

Edit: Avg Revenue/Employee is $425,170