Trying to open Images with jSon Object shows unreliable behavior

Processing
10

Hey, so here is the output as you requested:
(For the record i pushed the button three times)

1406 ms reports XF like 0 boolean: false
1530 ms reports XF like 0 boolean: false
1675 ms reports XF like 0 boolean: false
1800 ms reports XF like 0 boolean: false
1941 ms reports XF like 0 boolean: false
2081 ms reports XF like 0 boolean: false
2206 ms reports XF like 0 boolean: false
2347 ms reports XF like 0 boolean: false
2487 ms reports XF like 0 boolean: false
2612 ms reports XF like 0 boolean: false
2753 ms reports XF like 0 boolean: false
2894 ms reports XF like 0 boolean: false
3019 ms reports XF like 0 boolean: false
3161 ms reports XF like 0 boolean: false
3290 ms reports XF like 0 boolean: false
3428 ms reports XF like 0 boolean: false
3569 ms reports XF like 0 boolean: false
3698 ms reports XF like 0 boolean: false
3839 ms reports XF like 0 boolean: false
3979 ms reports XF like 0 boolean: false
4104 ms reports XF like 0 boolean: false
4243 ms reports XF like 0 boolean: false
4384 ms reports XF like 0 boolean: false
4509 ms reports XF like 0 boolean: false
4649 ms reports XF like 0 boolean: false
4790 ms reports XF like 0 boolean: false
4915 ms reports XF like 0 boolean: false
5055 ms reports XF like 0 boolean: false
5196 ms reports XF like 0 boolean: false
5321 ms reports XF like 0 boolean: false
5467 ms reports XF like 0 boolean: false
5596 ms reports XF like 0 boolean: false
5736 ms reports XF like 1 boolean: true
5861 ms reports XF like 0 boolean: false
6003 ms reports XF like 0 boolean: false
6128 ms reports XF like 0 boolean: false
6268 ms reports XF like 0 boolean: false
6409 ms reports XF like 1 boolean: true
6534 ms reports XF like 0 boolean: false
6690 ms reports XF like 0 boolean: false
6815 ms reports XF like 0 boolean: false
6940 ms reports XF like 0 boolean: false
7081 ms reports XF like 0 boolean: false
7221 ms reports XF like 0 boolean: false
7346 ms reports XF like 1 boolean: true
7487 ms reports XF like 0 boolean: false
7628 ms reports XF like 0 boolean: false
7753 ms reports XF like 0 boolean: false
7893 ms reports XF like 0 boolean: false
8034 ms reports XF like 0 boolean: false
8159 ms reports XF like 0 boolean: false
8300 ms reports XF like 0 boolean: false
8440 ms reports XF like 0 boolean: false

Niko