Are you currently allowed to take a gradual release capsule of caffeine on Shabbos that may help you quick on Tisha Bav - Sunday or is it hachana for that weekday? There are two meanings outlined in OED's entry with the term affordable. See ‘That means & use’ for definitions, https://keegansmkur.blogrelation.com/42825481/the-5-second-trick-for-family-lawyer-in-dha-karachi-pakistan