. . "Answer to question: How does Virtuoso handle change-sensitivity for integrated APIs?" . . "Virtuoso's Sponger Middleware has a number of operations that allow it to handle changes in API content"@en . . "Virtuoso's Sponger Middleware has a number of operations that allow it to handle changes in API content" . "Answer to question: How does Virtuoso handle change-sensitivity for integrated APIs?"@en .