Great game. There are too many games where you can buy your way to victory by playing a lot. This game is challenging and fresh. If you like upgrades, look at how awesome your house looks when you fill it up with loot and stuff. There are your upgrades right there.
To "shoot me" and anyone else who lost their character. You probably wiped your cookies when you or someone else deleted recent history. Either that or you do not accept cookies. Cookies are what keep track of your character. There is a did you know comment somewhere in there...
The percentage is rounded. It will read 100% once you get to 95.5% or so because 100% is closer than 99%. Once you hit 100% you have another 0.5% to go until you win.
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Many thanks for understanding the game idea :)