By "playing funny buggers" do you mean "running the code for their customers"? The code whose license said this? > Subject to the terms and conditions of this

By "playing funny buggers" do you mean "running the code for their customers"? The code whose license said this? > Subject to the terms and conditions of this License, each Contributor hereby grants to You a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare Derivative Works of, publicly display, publicly perform, sublicense, and distribute the Work and such Derivative Works in Source or Object form.