The highs of the season -- signing Marshawn Lynch, who came out of retirement to play for his hometown team, and a thrilling Thursday Night Football win over the Chiefs -- were few and far between, and never came close to matching the excitement produced by 2016. With a presumed franchise quarterback in place and plenty of money invested in its offensive line, though, Davis had to feel compelled to make a change after watching his team trudge through much of the season, playing uninspired football that was much more reminiscent of the decade that preceded 2016 than the campaign that produced a postseason appearance. That presumed title window is only open for so long.