Every so often, “Unconventional” features a fresh post from a 2018 ride at the age of 70--an Iron Butt that covered 1,080 miles in just over 16 hours, from Temecula to Dillon MT, all on the fairly straight, sometimes barren and sometimes scenic I-15. My Honda ST1300 was without music and the interstate quite uncrowded, providing time to think and pray and ponder. Leaving at 4 AM and traveling 450 miles, the bike entered Cedar City UT at 10:30. Good time, but already some tiredness arrived. So a longer pit stop provided an early lunch and rest. During the last two hours of the ride, I wanted nothing more than…