[bdunn]

There is more to success than the income.

1) You build a mailing list of people who have bought from you in the past. HUGE value here.

2) You get some extra personal brand exposure. Invitations to speak at conferences, podcast interviews, and so on.

3) Passive income is the gift that keeps on giving.

[jbigelow76]

Good points but don't forget that he probably also increased his expertise in Ruby which itself drives value in his consulting work.

[tomjen3]

Not necessarily.

But it certainly increased his percieved value.