I've got some questions about linear time. The author's previous article, on July 14th, opens: "I have never been fired, nor did I quit a job in a probation pe

I've got some questions about linear time. The author's previous article, on July 14th, opens: "I have never been fired, nor did I quit a job in a probation period". However, the current article says: "I am happy in my current job and have spent more than one year here...Then one day, I got fired from my job without any prior hints.".