M. Lockwood Porter photographed before a concert at the Independent in San Francisco on Jan. 28, 2017. Photo: Amanda Limond SAN FRANCISCO — The sound of singer-songwriter M. Lockwood Porter is a finely mixed blend of alt-country, Americana and indie rock sensibilities. But despite having such a strong country sound,…

Lydia Loveless performs at the Independent in San Francisco on Jan. 28, 2017. Photos: Roman Gokhman SAN FRANCISCO — Lydia Loveless started creating her style of alt-country just at the turn of the decade, but has since grown a following of both old country-traditionalists and the new Americana generation. Loveless headlined a show…