It’s what could be considered a best of times, worst of times scenario for Amtrak. Rising fuel costs mean that Amtrak ridership is steadily increasing. Yet Amtrak can’t keep up after decades of slashed budgets and neglect. Actually, it sounds downright dismal if Amtrak doesn’t get needed funding. According to Amtrak CEO Alex Kummaut, it’ll take upwards of a decade and $3 billion to replace Amtrak’s current rolling stock…