In order to make the model reactive, it must not be an EventBus. An EventBus cannot be reactive. So we will add a key bus to the model that will always trigger all events that were triggered on the model before. Part of task 3179751 closes odoo/odoo#114975 Related: odoo/enterprise#38032 Signed-off-by: Aaron Bohy (aab) <aab@odoo.com>