A current generator includes first and second current generators and an output current generator. In response to the detection of the selected menu command, an alternate Internet Protocol address is substituted for a hostname of a website that provided the undesirable content. In several embodiments, doorbells include covers that are light filters. A relative time-delay bias from a delay estimation algorithm within the receiver. By extending the operation of the latch to accept data either from the sense amplifier, or from the memory data inputs, modified by the column address and masking bits, it is also possible to pipeline the read-out and the modify-write-back phases of a write cycle, allowing them to occur simultaneously. This is accomplished by treating the wine with a magnetic field formed by one or more magnets, preferably at least two magnets.