Are language and communication skills, timezone, cultural willingness to disagree with bad decisions / report bad news, diligence, and UX skills are fungible?

Are language and communication skills, timezone, cultural willingness to disagree with bad decisions / report bad news, diligence, and UX skills are fungible? Either they are, and every company has somehow overlooked them, or they aren’t, and years of failed outsourcing experiments has shown this.