This was covered quite extensively by many potential buyers in the following thread.
The synopsis was that they wished to pay less for less. (ie, no Style Builder, no LayOut.)
So far, Trimble has not seen things the same way. Instead the Trimble management said recently they are willing to weather a 30% immediate drop in sales, because they believe that subscription purchases will exceed that loss within the next 3 years. [In a recent thread the link to the statements have been posted. I don’t have them a hand.]
The amount of hobby income (ie, a threshold,) no longer applies. I seem to remember long ago a 400 dollar threshold. Now it is all about intent and whether a person conducts the hobby as a hobby or a small business.