I usually add enough detail to know what I meant, but I also regularly triage my "inbox" list at the end of each day to sort things into urgent/important quadrants, and organize into my projects/tags.
For me, the low friction is the biggest benefit of the tool -- so many times each day I'll have a thought of something I need to do, and if I don't capture it, I will probably lose the thought. I used to keep a physical notebook with me during the work day, but in the evening, or in the early morning, or while walking to get coffee, etc, I would think of something and be without my notebook. Todoist is always with me, on my phone, computer, or voice assistant.
For me, the low friction is the biggest benefit of the tool -- so many times each day I'll have a thought of something I need to do, and if I don't capture it, I will probably lose the thought. I used to keep a physical notebook with me during the work day, but in the evening, or in the early morning, or while walking to get coffee, etc, I would think of something and be without my notebook. Todoist is always with me, on my phone, computer, or voice assistant.