@@ -41,8 +41,8 @@ utilized by projects other than Urbit. As we're avoiding technicality here, we
42Very briefly, a rollup is a way to combine many transactions into one, and we
42Very briefly, a rollup is a way to combine many transactions into one, and we
43are building infrastructure so that any Urbit ship may be utilized as a "roller". A
43are building infrastructure so that any Urbit ship may be utilized as a "roller". A
44−roller will collect layer 2 Urbit ID transactions, compute their effects, and post the
44+roller will collect layer 2 Urbit ID transactions, confirm their validity, and
45−result of the transactions onto the Ethereum blockchain. Anybody may set up a
45+post them to the Ethereum blockchain. More detail is given [at the end](#technical). Anybody may set up a
46ship to [act as a roller](#rollers). Tlon will be launching our own publicly accessible roller, but as Urbit is a decentralized network, by no means will we have a monopoly.
46ship to [act as a roller](#rollers). Tlon will be launching our own publicly accessible roller, but as Urbit is a decentralized network, by no means will we have a monopoly.
48#### Pros and cons
48#### Pros and cons