Index: src/core.rs
==================================================================
--- src/core.rs
+++ src/core.rs
@@ -102,10 +102,12 @@
 impl Drop for Token {
 	/// Releases this token's claim on the shared running-set when the token is dropped.
 	///
 	/// The token's identifier is removed from the shared `running` set so that future
 	/// operations for the same id may proceed.
+	///
+	/// TODO: is using block_on inside block_on safe? Currently tested and working fine.
 	fn drop (&mut self) {
 		smol::block_on(async {
 			let mut set = self.running.lock_arc().await;
 			set.remove(&self.my_id);
 		})
@@ -228,10 +230,11 @@
 		let mut builder = self.http_client.get(&source.url);
 		if let Some(last_scrape) = last_scrape {
 			builder = builder.header(LAST_MODIFIED, last_scrape.to_rfc2822());
 		};
 		let response = builder.send().await.stack()?;
+		#[cfg(debug_assertions)]
 		{
 			let headers = response.headers();
 			let expires = headers.get(EXPIRES);
 			let cache = headers.get(CACHE_CONTROL);
 			if expires.is_some() || cache.is_some() {
@@ -274,12 +277,20 @@
 			Err(err) => match err {
 				rss::Error::InvalidStartTag => {
 					match atom_syndication::Feed::read_from(&content[..]) {
 						Ok(feed) => {
 							for item in feed.entries() {
-								let date = item.published().unwrap();
-								let uri = item.links()[0].href().to_string();
+								let date = item.published()
+									.stack_err("Feed item missing publishing date.")?;
+								let uri = {
+									let links = item.links();
+									if links.is_empty() {
+										bail!("Feed item missing post links.");
+									} else {
+										links[0].href().to_string()
+									}
+								};
 								let title = item.title().to_string();
 								let authors = item.authors().iter().map(|x| format!("{} <{:?}>", x.name(), x.email())).collect::<Vec<String>>().join(", ");
 								let summary = if let Some(sum) = item.summary() { sum.value.clone() } else { String::new() };
 								posts.insert(*date, Post{
 									uri,