Another year has come to an end. I'm not typically the one to claim that time slips away unnoticed. To me, each year tends to feel quite substantial, full, and distinct from the others. Every year brings something noteworthy – a new addition to the family, a change of residence, venturing into online business, completing a PhD thesis, securing the first project and establishing a team, or initiating a seminar for high school students. There was always a defining element that set each year apart, making them significant. Something where I invested my energy, something I explored, something I built. However, the year 2023 was different. For the first time in my life, I found myself lacking life energy. While I've always had my share of ups and downs, this time I settled on a level that I would mark "below borderline" in the review process. Not terrible, but certainly not filled with awe and enthusiasm. Two years of COVID with a full-time job and a small kid, night shift...