At the same time, a consulting company's employee might spend 30 times more time together with the employees of his/her client, and then it might have felt more

At the same time, a consulting company's employee might spend 30 times more time together with the employees of his/her client, and then it might have felt more natural to join them on Christmas dinner too, and a bit sad to be "left out" (although of course everyone probably understand why). The client's employees can be your "real" coworkers that your at every day, for years and years? Although maybe your company does shorter projects (?), what do I know