…it is no exaggeration when Zane Mclaughlin of Oldstar, a band from Panama City Beach in Florida’s panhandle, sings, “Let’s pray for my tires / So they don’t spread like wings.” Florida tires need prayers, especially when they have to live through all the driving that happens on Oldstar’s latest project, Of the Highway, a focused, heartfelt country rock record about, mostly, the highway. Oldstar’s first few projects, while showing hints of this album’s country inflections, drew more on a kind of post-Alex G bedroom — slowcore that continues to pervade alternative music — not an uncommon breeding ground for a contemporary alt-country band. But rather than translating that genre’s songwriting norms into the sonic language of major chords, pedal steel, harmonica,…