Boosters

Boosters are activated by either spending some gems or by watching a 30 second advertisement.  The various boosters can also be upgraded, their costs shown below.

Click Booster

Level	Bonus	Gems needed
1	Multiplies your Click Output by x2	-
2	Multiplies your Click Output by x3	60
3	Multiplies your Click Output by x5	300
4	Multiplies your Click Output by x10	2300
...	...	...

Offline Booster

Level	Bonus	Gems needed
1	Progress x2 as fast while the game doesn't run	-
2	Progress x3 as fast while the game doesn't run	40
3	Progress x5 as fast while the game doesn't run	200
4	Progress x10 as fast while the game doesn't run	1500
...	...	...

Research Booster

Level	Bonus	Gems needed
1	Increases your Research Speed by x4	-
2	Increases your Research Speed by x6	40
3	Increases your Research Speed by x10	200
4	Increases your Research Speed by x20	1500
...	...	...

Vendor Booster

Level	Bonus	Gems needed
1	Multiplies the income of your vendors by x2	-
2	Multiplies the income of your vendors by x3	60
3	Multiplies the income of your vendors by x5	300
4	Multiplies the income of your vendors by x10	2300
...	...	...

Speed Booster

TODO