He's all too self-propping and cocky for a negativist SLE, and steadfast in his tastes. These kind of cues are usually what distinguishes LSIs from SLEs - due to positivism, leading Ti (likely with a + sign), -Ne polr, and a few other things LSIs (especially male LSIs) are often all too sure and full of themselves, which gets them into a lot of trouble - but which is also what their negativist, forever wavering dual EIE needs.