The Downtown SLO Farmers Market is held Thursday nights on Higuera Street. Meanwhile, San Luis Obispo Creek keeps trickling past the Mission San Luis Obispo, Phoenix Books quietly peddles used volumes on Monterey Street, students keep contributing to Bubblegum Alley and Junk Girls offers up artsy, edgy often-recycled artworks, artifacts, jewelry, custom lighting and hand-stamped cutlery. Local guides: Whitney Chaney …