If there’s a good side to the endless Sisyphean cycle behind these daily mixtapes, it is this: Every now and then, you briefly find yourself at the top of the mountain. This, loyal reader, is precisely where we stand today — and what better time than Hump Day, to boot? — as we survey an exceptionally scenic and rewarding landscape of 100 great new singles, videos, cover tunes and remixes. Honestly, there’s so much good stuff here, you might want to pace yourself. The tippy-toppermost of today’s poppermost are quite rightly flagged with a ⛰. But enough chitter-chatter. Let’s roll: