Honestly, the age gap really depends sa lifestyle ninyo at resources, walang perfect number talaga, kaya I can't say na mas okay ang 3 years for everyone. With 3 years, usually mas independent na ang firstborn so medyo mas manageable ang newborn phase, pero may downside din like they're not close enough to play together agad, kaya mas maraming stages ng parenting ninyo simultaneously (toddler tantrums + teenage mood swings parang hindi magkakasama lol). Some moms swear by 2-year gaps kasi close enough para maging playmates, some prefer 4+ years para mag-rest in between. I think the best age gap is kung kailan kayo ready ulit emotionally, physically, at financially, yung timing na okay sa family ninyo, hindi lang sa numbers.