The economic picture in the States today doesn't allow for jazz concerts in a tour fashion. People now are too used to the Festival, which gives them more names for the same price.
To play today in London, next week in Madrid and the week after that in Warsaw is a bit better than playing Newark and Baltimore and Philadelphia. I've been doing that for 20 years.
There are very few groups that really stay together. The leaders of groups make enough money to be able to afford to work a maximum of 35-40 weeks a year.
There are many artists that I present that I admit I like less than I do others. But I think that they warrant being presented by my own, personal standards.