======================== unified (from filesystem) ========================
                                         'bitrate'  '224.0'
                                        'duration'  '226'
                                          'artist'  'Thee Bringdownzz'
                                     'text_people'  ''
                                         'release'  'A Tribute to the Hanatarash'
                                           'title'  'Detroit Rock City'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', "
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                                     'discogstags'  "['art rock', 'death metal', 'avantgarde', 'experimental', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '19'
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '133.140'
                                             'key'  '1A'
                                        'acoustid'  'a48d2c14-6877-4120-87ba-64debfb922fd'
rest: ''

======================== rawer (from filesystem) ========================

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'TBPM' (BPM (beats per minute))                     '133.140'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         'Detroit Rock City'
'TKEY' (Initial key)                                '1A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Thee Bringdownzz'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Stomache Ache'
'TRCK' (Track number/Position in set)               '7/19'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Thee Bringdownzz'
'TXXX:Acoustid Id'                                  'a48d2c14-6877-4120-87ba-64debfb922fd'
'TXXX:CATALOGNUMBER'                                'SA47'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '28823b83-9763-4e53-b550-1cb55edb24db'
'TXXX:MusicBrainz Album Release Country'            'MX'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '2cb59344-9967-4760-b27c-39b5e737d3ec'
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'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['art rock', 'death metal', 'avantgarde', 'experimental', 'rock']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.56 dB'
'TXXX:replaygain_track_peak'                        '0.535051'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'eb7429c0-a818-4f37-adbe-d6ea73df59b9')

========================== row from database ==========================
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                                            'path'  /data/Music/Bulk/00localcharacter/00asia/va - snake is long. don_t fall the audio hole (my father said) - a tribute to the hanatrash (1995)/07 thee brïngdöwnzz - detroit rock city.mp3
                                         'working'  None
                                         'bitrate'  224
                                    'duration_sec'  226
                                           'genre'  electronic-unsorted
                                        'filesize'  6342021
                                           'mtime'  1637933592
                                   'redo_metaread'  0
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                                     'tag_release'  A Tribute to the Hanatarash
                                       'tag_title'  Detroit Rock City
                                             'bpm'  133.14
                                    'search_title'  'city':3 'detroit':1 'rock':2
                                   'search_artist'  'bringdownzz':2 'thee':1
                                  'search_release'  'a':1 'hanatarash':5 'the':4 'to':3 'tribute':2
                                     'search_rest'  '00asia':1 '1995':19,20 'audio':10 'bri':29 'briiˆngdoiˆwnzz':22,23 'city':26 'detroit':24 'don':7 'electronic':27 'fall':9 'father':14 'hanatrash':18 'hole':11 'is':4 'iˆngdo':30 'iˆwnzz':31 'long':5,6 'my':12,13 'rock':25 'said':15,16 'snake':3 't':8 'thee':21 'tribute':17 'unsorted':28 'va':2
                                    'search_combo'  '00asia':11 '1995':29,30 'a':6C 'audio':20 'bri':39 'briiˆngdoiˆwnzz':32,33 'bringdownzz':5B 'city':3A,36 'detroit':1A,34 'don':17 'electronic':37 'fall':19 'father':24 'hanatarash':10C 'hanatrash':28 'hole':21 'is':14 'iˆngdo':40 'iˆwnzz':41 'long':15,16 'my':22,23 'rock':2A,35 'said':25,26 'snake':13 't':18 'the':9C 'thee':4B,31 'to':8C 'tribute':7C,27 'unsorted':38 'va':12
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-1', 'q-other-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1995
                                     'discogstags'  ['art rock', 'death metal', 'avantgarde', 'experimental', 'rock']

============================== file details ==============================
                                           'mtime'  1637933592.0806568  (2021-11-26 14:33:12)
                             'size'  6342021