You need to clarify the 4-5K per month, its being assumed it's US Dollars.
If it were Rupees or Yen then I'd get your point and suggest you sell the revenue source. But do it in a way that works as a double win. Find a development shop that will take you on part time and buy the tool. You'll get a lump sum and a steady job, they'll get a proven money maker and motivated employee.
This is one of those nice problems to have.
In the mean time, get community member(s) to be a bug triager and forum voice. Communicate through them.
If it were Rupees or Yen then I'd get your point and suggest you sell the revenue source. But do it in a way that works as a double win. Find a development shop that will take you on part time and buy the tool. You'll get a lump sum and a steady job, they'll get a proven money maker and motivated employee.
This is one of those nice problems to have.
In the mean time, get community member(s) to be a bug triager and forum voice. Communicate through them.