With Brandon Aiyuk signed, the clock ticks on the 49ers and Trent Williams

The 49ers had a hold-in, and a holdout. The hold-in has signed his new contract. The holdout remains out of pocket, a week before Week 1.Will the 49ers, after finally getting receiver Brandon Aiyuk signed, get tackle Trent Williams back in the fold?On August 21, coach Kyle Shanahan said of the talks with Williams, "Hopefully, it's getting close." At about the same time, former Williams teammate in Washington, DeSean Jackson, strongly suggested that Williams would be showing up soon.As August has become September, Williams still hasn't agreed to terms.Rarely will players under contract skip game checks. Williams once sat out an entire season, due to his discontent with Washington. He has shown he's not one to bluff. He's proven that, when he takes a stand, he stands firm.Williams is due to make $20.05 million this year. As new-money average goes, he's currently sixth among all tackles, at $23 million. With three years left on his contract, he has no remaining guarantees.Of course, if he's on the Week 1 active roster, his 2024 salary becomes essentially guaranteed, due to the CBA rules for vested veterans. If he'd be released at any point during the season, he'd be entitled to the...