Michigan music producer and singer Alex O’Neil has a positive outlook on life — his stage name, Ayokay, says as much. Known for his relatable lyrics and amiable attitude, Ayokay gave an honest performance Sunday night at the Boston Sinclair that reflected his warm personality. 

Legend has it that Richard Linklater was once challenged to make a film around a conversation. The film was “Before Sunrise,” whose restricted single-night setting and honest intensity vaulted Linklater...