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Dust Expiry: Clean the UTXO set from spam

35 replies

By RobinLinus

Involving gmaxwell, ajtowns+10 others

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Original post on May 20, 2025 01:53 UTC

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Last reply on December 9, 2025 23:49 UTC

delvingbitcoin

  • The proposal suggests a soft-fork for age-based expiration of dust outputs to mitigate UTXO set clutter.

  • Since 2023, the UTXO set size has doubled to 11 GB due to spam activities.

  • The solution would make small, old outputs unspendable, allowing for UTXO set cleanup.

Benchmarking Bitcoin Script Evaluation for the Varops Budget (Great Script Restoration)

12 replies

By Julian

Involving ajtowns, instagibbs+1 other

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Original post on November 7, 2025 15:14 UTC

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Last reply on December 10, 2025 11:02 UTC

delvingbitcoin

  • A new Tapscript leaf version aims to mitigate denial-of-service attacks in Bitcoin script execution.

  • The solution generalizes the sigops budget into a varops budget linked to transaction weight.

  • Community involvement is crucial in refining the varops budget through benchmark testing and feedback.

Bitcoin Embracing MimbleWimble

11 replies

By REDBaron

Involving vazertuche, 1440000bytes+3 others

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Original post on October 27, 2025 12:04 UTC

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Last reply on December 10, 2025 13:13 UTC

delvingbitcoin

  • The Bitcoin community debates Core vs. Knots, highlighting issues like censorship and decentralization.

  • Hal Finney noted Bitcoin's lack of privacy undermines its fungibility as a global currency.

  • The post advocates for Mimblewimble integration to ensure privacy and counter centralization, emphasizing a return to Bitcoin's roots.

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