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@@ -1485,6 +1485,13 @@ these experimental results show that computing-related business costs
will only marginally contribute to the operational costs of the Taler
payment system.
+Scalability of the design is also not a concern, as the exchange's
+database can be easily shareded over the different public keys as
+desired. Similar to the RSCoin~\cite{danezis2016rscoin} design, this
+ensures that conflicting transactions end up in the same shard,
+enabling linear scalability of the database operations. Similarly,
+the cryptographic verification in the frontend can be distributed over
+as many compute nodes as required.
\section{Discussion}