You've got good advice above from three very wise posters. Thornton nailed the answer to your question. You will know he is really back when he is constance over a long period of time.
And really okay attention to wayfarer about what requirements you have to R. When a WAS is serious about coming back no requirement will be too much for them.
Remember: When he wants to truly come back you will know. When he doesn't, you will be confused.
M(53), W(54),D(19) M-23, T-25 Bomb Drop - Dec.23, 2017 Ring and Piecing since March 2018