If you are an author who aspires to have your book published by any means other than self-publishing, you absolutely should participate in Twitter pitch
I am an inclusive business person. I do not discriminate based on race, ethnicity, country of origin, age, marital status, disability, religious or political affiliation, gender identity, or sexual orientation in any of my activities or operations and will not contract with any author or vendor who demonstrates a disregard for the dignity, safety, and overall well-being of any other person or group.