| A | ↘ | B | Jetpack_Simple_Payments got worse |
| ⇢ | B | Jetpack_Simple_Payments::get_currency() added | |
| ⇢ | A | Jetpack_Simple_Payments::register_meta_fields_in_r... added | |
| ⇢ | A | Jetpack_Simple_Payments::sanitize_currency() added | |
| ⇢ | A | Jetpack_Simple_Payments::sanitize_price() added | |
| ⇢ | A | Jetpack_Simple_Payments::register_init_hooks() added | |
| A | ↛ | Jetpack_Simple_Payments::register_init_hook() removed |