Collecting Unicorns Versus Getting A New Dog

This is going to be a personal journey into my life, with particular reference to my earliest ‘hobby’, then to my newest ‘thing’ in my life. It is going to be a serious look into benefits, and non-benefits of both pastimes. That statement I just made in the previous sentence is obviously not true, or at least the word ‘serious’, wasn’t the true word. The actual word it could have been though, begins with the same first letter. I’ll leave it up to the reader to guess what the truest word might have been!