San Francisco (AFP) – Elon Musk has offered to push through with his buyout of Twitter at the original agreed price, reports said Tuesday, just weeks before the opening of a bitter court case over his effort to withdraw from the deal. US media said the world’s richest man had sent a letter to Twitter vowing to honor the takeover price of $54.20 a share — prompting a surge in the share value of the social network that triggered a suspension of trading. The latest twist in the long-running buyout saga comes less than two weeks before the start of the high-stakes trial instigated by Twitter in a…