It is good to know not only how much, but also for what you pay. Tons of offers and marketing departments creativity do not make the issue clear. Let's try to order it for ourselves in a short and simple way. 

The previous entry (about „German scientists” spam) has not yet cooled down, yet I bumped into another related incident. 

Some mailboxes I use are lately flooded with messages about German scientists' innovative software. This software earns money on a stock exchange, and once I register myself (registration is free, of course) I'll be filthy rich. 

While fulfilling the „Realizations” section, I took the opportunity to check what is going on with all these webpages I lately hammered out. Are they still available, up-to-date, frequently visited? And, last but not least, what is the average lifespan of a web service? 

Universal presence of the phrase „the cobbler's children go unshod” in different languages suggests that it depicts imminent feature of the universe.