Nope,Valve is using the same system.
For example in TF2 there are idle servers,where you join and get free items and Valve doesn't give a **** about it.
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#Steam AliasWL%Streak
- 1.278110.716+16
- 2.270144.652+2
- 3.29446.865-1
- 4.558230.708+2
- 5.253150.628+14
- 6.968566.631-4
- 7.402.952+10
- 8.22491.711+11
- 9.8120.802-1
- 10.19078.709+4