In spoken English, this would be expressed by ending the sentence with an exaggerated pitch change for the question and a pause; it’s a way to indicate uncertai

In spoken English, this would be expressed by ending the sentence with an exaggerated pitch change for the question and a pause; it’s a way to indicate uncertainty and give someone else an opportunity to affirm or provide a contrary opinion without conflict. Rendering it in written English is not correct per formal rules, you’d probably never see this in an English textbook, but it’s a semi-common colloquialism in forums like these.