diff --git a/eth/main.cpp b/eth/main.cpp
index 540cb8c4c..912de3245 100644
--- a/eth/main.cpp
+++ b/eth/main.cpp
@@ -835,12 +835,12 @@ int main(int argc, char** argv)
 		cout << "Networking disabled. To start, use netstart or pass -b or a remote host." << endl;
 
 #if ETH_JSONRPC || !ETH_TRUE
-	shared_ptr<WebThreeStubServer> jsonrpcServer;
+	shared_ptr<dev::WebThreeStubServer> jsonrpcServer;
 	unique_ptr<jsonrpc::AbstractServerConnector> jsonrpcConnector;
 	if (jsonrpc > -1)
 	{
 		jsonrpcConnector = unique_ptr<jsonrpc::AbstractServerConnector>(new jsonrpc::HttpServer(jsonrpc, "", "", SensibleHttpThreads));
-		jsonrpcServer = shared_ptr<WebThreeStubServer>(new WebThreeStubServer(*jsonrpcConnector.get(), web3, make_shared<SimpleAccountHolder>([&](){ return web3.ethereum(); }, getAccountPassword, keyManager), vector<KeyPair>(), keyManager, *gasPricer));
+		jsonrpcServer = shared_ptr<dev::WebThreeStubServer>(new dev::WebThreeStubServer(*jsonrpcConnector.get(), web3, make_shared<SimpleAccountHolder>([&](){ return web3.ethereum(); }, getAccountPassword, keyManager), vector<KeyPair>(), keyManager, *gasPricer));
 		jsonrpcServer->setMiningBenefactorChanger([&](Address const& a) { beneficiary = a; });
 		jsonrpcServer->StartListening();
 		if (jsonAdmin.empty())
@@ -996,7 +996,7 @@ int main(int argc, char** argv)
 				if (jsonrpc < 0)
 					jsonrpc = SensibleHttpPort;
 				jsonrpcConnector = unique_ptr<jsonrpc::AbstractServerConnector>(new jsonrpc::HttpServer(jsonrpc, "", "", SensibleHttpThreads));
-				jsonrpcServer = shared_ptr<WebThreeStubServer>(new WebThreeStubServer(*jsonrpcConnector.get(), web3, make_shared<SimpleAccountHolder>([&](){ return web3.ethereum(); }, getAccountPassword, keyManager), vector<KeyPair>(), keyManager, *gasPricer));
+				jsonrpcServer = shared_ptr<dev::WebThreeStubServer>(new dev::WebThreeStubServer(*jsonrpcConnector.get(), web3, make_shared<SimpleAccountHolder>([&](){ return web3.ethereum(); }, getAccountPassword, keyManager), vector<KeyPair>(), keyManager, *gasPricer));
 				jsonrpcServer->setMiningBenefactorChanger([&](Address const& a) { beneficiary = a; });
 				jsonrpcServer->StartListening();
 				if (jsonAdmin.empty())
@@ -1744,7 +1744,7 @@ int main(int argc, char** argv)
 			JSConsole console(web3, make_shared<SimpleAccountHolder>([&](){return web3.ethereum();}, getAccountPassword, keyManager));
 			while (!g_exit)
 			{
-				console.repl();
+				console.readExpression();
 				stopMiningAfterXBlocks(c, n, mining);
 			}
 #endif
diff --git a/libethcore/Common.h b/libethcore/Common.h
index 6f23cb0e8..18b7074b7 100644
--- a/libethcore/Common.h
+++ b/libethcore/Common.h
@@ -47,7 +47,8 @@ extern const unsigned c_databaseVersion;
 enum class Network
 {
 	Olympic = 0,
-	Frontier = 1
+	Frontier = 1,
+	Turbo = 2
 };
 extern const Network c_network;
 
diff --git a/libethcore/Params.cpp b/libethcore/Params.cpp
index 916adf6ca..0fea39b30 100644
--- a/libethcore/Params.cpp
+++ b/libethcore/Params.cpp
@@ -31,12 +31,12 @@ namespace eth
 //--- BEGIN: AUTOGENERATED FROM github.com/ethereum/common/params.json
 u256 const c_genesisDifficulty = 131072;
 u256 const c_maximumExtraDataSize = 1024;
-u256 const c_genesisGasLimit = 3141592;
-u256 const c_minGasLimit = 125000;
+u256 const c_genesisGasLimit = c_network == Network::Turbo ? 100000000 : 3141592;
+u256 const c_minGasLimit = c_network == Network::Turbo ? 100000000 : 125000;
 u256 const c_gasLimitBoundDivisor = 1024;
 u256 const c_minimumDifficulty = 131072;
 u256 const c_difficultyBoundDivisor = 2048;
-u256 const c_durationLimit = c_network == Network::Olympic ? 8 : 12;
+u256 const c_durationLimit = c_network == Network::Turbo ? 2 : c_network == Network::Olympic ? 8 : 12;
 //--- END: AUTOGENERATED FROM /feeStructure.json
 
 }
diff --git a/libjsconsole/JSConsole.cpp b/libjsconsole/JSConsole.cpp
index d1f7c0264..29d547242 100644
--- a/libjsconsole/JSConsole.cpp
+++ b/libjsconsole/JSConsole.cpp
@@ -39,12 +39,11 @@ JSConsole::JSConsole(WebThreeDirect& _web3, shared_ptr<AccountHolder> const& _ac
 	m_printer(m_engine)
 {
 	m_jsonrpcConnector.reset(new JSV8Connector(m_engine));
-	m_jsonrpcServer.reset(new WebThreeStubServer(*m_jsonrpcConnector.get(), _web3, _accounts, vector<KeyPair>()));
+	(void)_web3; (void)_accounts;
+//	m_jsonrpcServer.reset(new WebThreeStubServer(*m_jsonrpcConnector.get(), _web3, _accounts, vector<KeyPair>()));
 }
 
-JSConsole::~JSConsole() {}
-
-void JSConsole::repl() const
+void JSConsole::readExpression() const
 {
 	string cmd = "";
 	g_logPost = [](std::string const& a, char const*) { cout << "\r           \r" << a << endl << flush; rl_forced_update_display(); };
diff --git a/libjsconsole/JSConsole.h b/libjsconsole/JSConsole.h
index b7aded4f3..2e5144a5d 100644
--- a/libjsconsole/JSConsole.h
+++ b/libjsconsole/JSConsole.h
@@ -25,7 +25,7 @@
 #include <libjsengine/JSV8Engine.h>
 #include <libjsengine/JSV8Printer.h>
 
-class WebThreeStubServer;
+namespace dev { class WebThreeStubServer; }
 namespace jsonrpc { class AbstractServerConnector; }
 
 namespace dev
@@ -39,15 +39,14 @@ class JSConsole
 {
 public:
 	JSConsole(WebThreeDirect& _web3, std::shared_ptr<AccountHolder> const& _accounts);
-	~JSConsole();
-	void repl() const;
+	void readExpression() const;
 
 private:
 	std::string promptForIndentionLevel(int _i) const;
 
 	JSV8Engine m_engine;
 	JSV8Printer m_printer;
-	std::unique_ptr<WebThreeStubServer> m_jsonrpcServer;
+	std::unique_ptr<dev::WebThreeStubServer> m_jsonrpcServer;
 	std::unique_ptr<jsonrpc::AbstractServerConnector> m_jsonrpcConnector;
 };