| ▲ | fastasucan 3 hours ago | |
Usually you have to prove the effect of introducing something new. | ||
| ▲ | eviks 3 hours ago | parent [-] | |
which, in this case, is a paper book | ||
| ▲ | fastasucan 3 hours ago | |
Usually you have to prove the effect of introducing something new. | ||
| ▲ | eviks 3 hours ago | parent [-] | |
which, in this case, is a paper book | ||