"expected to double every 60 minutes"

day 1
[assuming 8-hour days]

 ... 2x2=4
 ... 4x2=8
 ... 8x2=16
 ... 16x2=32
 ... 32x2=64
 ... 64x2=128
 ... 128x2=256 ...

day 2

 ... 256x2=512
 ... 512x2=1,024
 ... 1024x2=2,048
 ... 1024x2=4,096
 ... 4096x2=8,192
 ... 8192x2=16,384
 ... 16284x2=32,768
 ... 32768x2= 131,072

day 3

 ... 131072x2=262,144
 ... 262144x2=524,288
 ... 524288x2=1,048,576
 ... 1048576x2=2,097,152
 ... 2097152x2=4,194,304
 ... 4194304x2=8,388,608
 ... 8388608x2=16,777,216
 ... 16777216x2=33,554,432

day 4

 ... 33554432x2=67,108,864
 ... 67108864x2=134,217,728
 ... 134217728x2=268,435,456
 ... 268435456x2=536,870,912
 ... 536870912x2=1,073,741,824
 ... 1073741824x2=2,147,483,648
 ... 2147483648x2=4,294,967,296
 ... 4294967296x2=8,589,934,592

& day 5 -- TGIF!

 ... 8589934592x2=17,179,869,184
 ... 17179869184x2=34,359,738,368
 ... 34359738368x2=68,719,476,736
 ... 68719476736x2=137,438,953,472
 ... 137438953472x2=274,877,906,944
 ... 274877906944x2=549,755,813,888
 ... 549755813888x2=1,099,511,627,776
 ... 1099511627776x2=2,199,023,255,552

"Expected to double every 60 minutes!"  That means more than two trillion [of anything] by Friday afternoon, for every one I had on Monday morning!

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