Switching between : - Thumb, indexfinger, middlefinger, ringfinger - Thumb, ringfinger, middlefinger, indexfinger
![](https://static.wixstatic.com/media/a27d24_7aff3a24699d4c4fad67c937cd936c07~mv2.jpg/v1/fill/w_144,h_41,al_c,q_80,usm_0.66_1.00_0.01,blur_2,enc_auto/a27d24_7aff3a24699d4c4fad67c937cd936c07~mv2.jpg)
The idea is not to earn money on this website as it has no commercial purpose, the membership fee of only 2€/year will be used to cover all fixed expenses and future improvements to be done on this site.