Following the fiasco of CODETOOLS-7901865, we need to provide a defense in depth: do not retain consumed objects strongly, but do either weak-, or phantom-reference. This way, even if infra does not call evaporate(), we will still be able to ditch the consumed object.
            
- relates to
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                    CODETOOLS-7902944 JMH: Avoid weak references in Blackhole.consume(Object) -           
- Resolved
 
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                    CODETOOLS-7901865 Blackhole.consume(Object) retains consumed objects -           
- Resolved
 
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 P3
  P3