QUSD [QUSD Stablecoin] Token

UpgradeabilityProxy._implementation() (#157-162) uses assembly
- INLINE ASM (#159-161)
Address.isContract(address) (#30-39) uses assembly
- INLINE ASM (#37)
AdminUpgradeabilityProxy._admin() (#291-296) uses assembly
- INLINE ASM (#293-295)
UpgradeabilityProxy._setImplementation(address) (#177-185) uses assembly
- INLINE ASM (#182-184)
Proxy._delegate(address) (#77-96) uses assembly
- INLINE ASM (#78-95)
AdminUpgradeabilityProxy._setAdmin(address) (#302-308) uses assembly
- INLINE ASM (#305-307)
Do not use evm assembly.

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Pragma version^0.6.2 (#7) allows old versions
solc-0.6.8 is not recommended for deployment
Deploy with any of the following Solidity versions: 0.5.16 - 0.5.17, 0.6.11 - 0.6.12, 0.7.5 - 0.7.6 Use a simple pragma version that allows any of these versions. Consider using the latest version of Solidity for testing.

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Low level call in UpgradeabilityProxy.constructor(address,bytes) (#131-138):
- (success) = _logic.delegatecall(_data) (#135)
Low level call in AdminUpgradeabilityProxy.upgradeToAndCall(address,bytes) (#282-286):
- (success) = newImplementation.delegatecall(data) (#284)
Avoid low-level calls. Check the call success. If the call is meant for a contract, check for code existence

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Contract ownership is semi-renounced (passed to a contract)

AdminUpgradeabilityProxy.constructor(address,address,bytes)._admin (#206) shadows:
- AdminUpgradeabilityProxy._admin() (#291-296) (function)
Rename the local variables that shadow another component.

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UpgradeabilityProxy.constructor(address,bytes)._logic (#131) lacks a zero-check on :
- (success) = _logic.delegatecall(_data) (#135)
AdminUpgradeabilityProxy.upgradeToAndCall(address,bytes).newImplementation (#282) lacks a zero-check on :
- (success) = newImplementation.delegatecall(data) (#284)
Check that the address is not zero.

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Modifier AdminUpgradeabilityProxy.ifAdmin() (#231-237) does not always execute _; or revert
All the paths in a modifier must execute _ or revert.

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Token seems to be untradeable: there is no PancakeSwap trading pair and no trading volumes. Ignore for presale.

Token was delisted from CoinGecko

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Token was delisted (assigned to inactive / untracked listing) from CoinMarketCap

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Token is not listed at Mobula.Finance

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Unable to find token on CoinHunt

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Token has no active CoinGecko listing / rank

Token has no active CoinMarketCap listing / rank

Token has a considerable age, but social accounts / website are missing or have few users

Token has a considerable age, but average PancakeSwap 30d trading volume is low