chore: minor improvements

Author: douglaz

README.md

@@ -24,7 +24,7 @@ See `scripts/complex-scheme.sh` for a related example.
 
 ## Setup
 
-If you're using rustup, it's recommended to add the musl target for static compilation:
+If you're using rustup, it's recommended to add the musl target for static compilation because it's the default target in cargo:
 
 ```bash
 $ rustup target add x86_64-unknown-linux-musl
@@ -33,14 +33,14 @@ $ rustup target add x86_64-unknown-linux-musl
 Then build with the alkali feature flag for best performance:
 
 ```bash
-$ cargo build --release -F alkali --target x86_64-unknown-linux-musl
+$ cargo build --release -F alkali
 ```
 
-Alternatively, you can use the provided Nix flake which automatically sets up the musl environment:
+Alternatively, you can use the provided Nix flake which automatically sets up the environment:
 
 ```bash
 $ nix develop
-$ cargo build --release -F alkali --target x86_64-unknown-linux-musl
+$ cargo build --release -F alkali
 ```
 
 ## CLI quick‑start

scripts/complex-scheme.sh

@@ -4,10 +4,10 @@ set -Eeuo pipefail
 
 # The first preimage requires patience to derive and is impossible to brute-force
 FIRST_PREIMAGE_NBITS=63
-# if OPS=100 takes 1507s, then for 30 days:
-# >>> 30 * 24 * 3600 / 1507 * 100
-# 171997
-MONTHS_LONG_OPS=172000
+# if OPS=10 takes 60s, then for 30 days:
+# >>> 30 * 24 * 3600 / 60 * 10
+# 432000
+MONTHS_LONG_OPS=432000
 # This is 16GB
 LARGE_MEM_LIMIT_KBYTES=16777216