If you make x2 everyday from $10 :

Day 1 ($10 x 2) - $20

Day 2 ($20 x 2) - $40

Day 3 ($40 x 2) - $80

Day 4 ($80 x 2) - $160

Day 5 ($160 x 2) - $320

Day 6 ($320 x 2) - $640

Day 7 ($640 x 2) - $1,280

Day 8 ($1,280 x 2) - $2,560

Day 9 ($2,560 x 2) - $5,120

Day 10 ($5,120 x 2) - $,10,240

Day 11 ($10,240 x 2) - $20,480

Day 12 ($20,480 x 2) - $40,960

Day 13 ($40,960 x 2) - $81,920

Day 14 ($81,920 x 2) - $163,840

Day 15 ($163,840 x 2) - $327,680

Day 16 ($327,680 x 2) - $655,360

Day 17 ($655,360 x 2) - $1,310,720

In 17 days, you’re a millionaire already. $BTC