https://davidleemartin.com/spending-habits/
Whatever you are doing I can almost 100% assure you that there is an easier way to do it.
Scalability is hindered by complexity. The more complex the system, the harder it will to sustain and to scale.
Looking for ways to simplify is a gloriously fruitful way to spend some time, thought, and energy because the payoff will blossom over time.