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Blockchain and letters of guarantee

Paper-intensive financial instruments, especially those that require back-and-forth negotiations between parties, are ripe for digitization and blockchain. Add in the potential for fraud with paper processes, and the rationale for blockchain is even greater. The bank guarantee, or letter of guarantee, is just such an instrument. Bank guarantees facilitate doing business by adding trust to […] The post Blockchain and letters of guarantee appeared first on Blockchain Pulse: IBM Blockchain Blog.

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PhoenixMiner 5.0b Update Addressing Support for AMD Cards With 4GB VRAM

As Ethereum Classic (ETC) is just about to hit DAG epoch 350 and Ethereum (ETH) about to follow it in a month or so later miners that are still using AMD Radeon GPUs with 4GB of video memory may start experiencing problems. So we are seeing some updated to mining software for Ethash addressing potential issues with the DAG size growing near the limit of the 4GB VRAM and trying to extend the usability of these video cards to the latest possible time. Miners with 4GB VRAM GPUS may already stared having issues with the main card if not using…

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