Also, it's questionable whether Nuance has any grounds in many of its suits (as is the case many other patent trolls, pun not intended), but a small startup won

Also, it's questionable whether Nuance has any grounds in many of its suits (as is the case many other patent trolls, pun not intended), but a small startup won't have the resources to fight it regardless (or construct an ice rink in front of a certain courthouse in a humid subtropical climate). Unethical legal bullying.