======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '159'
                                          'artist'  'The Fendermen'
                                     'text_people'  ''
                                         'release'  "30 Manly 1950's Wild Rock & Roll Instrumentals"
                                           'title'  'Fas-Nacht-Kuechel'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['rock and roll', 'country', 'blues', '60s', 'rockabilly']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '16'
                                      'tracktotal'  ''
                                            'date'  '1955'
                                        'comments'  ''
                                           'genre'  'rock-pop-surf'
                                             'bpm'  '126.6'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     "30 Manly 1950's Wild Rock & Roll Instrumentals"
'TBPM' (BPM (beats per minute))                     '126.6'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop-surf'
'TDRC' (Recording time)                             '1955'
'TIT2' (Title/songname/content description)         'Fas-Nacht-Kuechel'
'TKEY' (Initial key)                                '12B'
'TLEN' (Length)                                     '159360'
'TPE1' (Lead performer(s)/Soloist(s))               'The Fendermen'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Collector Records'
'TRCK' (Track number/Position in set)               '16'
'TXXX:BAND'                                         'Various Artists'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['rock and roll', 'country', 'blues', '60s', 'rockabilly']
'TXXX:q-bass'                                       '2'
'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'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.29 dB'
'TXXX:replaygain_track_peak'                        '0.371167'

========================== row from database ==========================
                                              'id'  1530953
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/The Starfires - 50_s Surf & Other Instrumental Madness/va - 30 Manly 1950's Wild Rock & Roll Instrumentals/16 - The Fendermen - Fas-Nacht-Kuechel.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  159
                                           'genre'  rock-pop-surf
                                        'filesize'  6607106
                                           'mtime'  1620737180
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner Starfires 50_s Surf Other Madness va 16 rock pop surf
                                      'tag_artist'  The Fendermen
                                     'tag_release'  30 Manly 1950's Wild Rock & Roll Instrumentals
                                       'tag_title'  Fas-Nacht-Kuechel
                                             'bpm'  126.6
                                    'search_title'  'fas':1 'fasnachtkuechel':4 'kuechel':3 'nacht':2
                                   'search_artist'  'fendermen':2 'the':1
                                  'search_release'  '1950':3 '1950s':5 '30':1 'instrumentals':9 'manly':2 'rock':7 'roll':8 's':4 'wild':6
                                     'search_rest'  '50':6 'garage':2 'madness':9 'other':8 'pop':12 'punk':1 'rock':11 's':7 'starfires':5 'stoner':4 'surf':3 'va':10
                                    'search_combo'  '1950':9C '1950s':11C '30':7C '50':21 'fas':1A 'fasnachtkuechel':4A 'fendermen':6B 'garage':17 'instrumentals':15C 'kuechel':3A 'madness':24 'manly':8C 'nacht':2A 'other':23 'pop':27 'punk':16 'rock':13C,26 'roll':14C 's':10C,22 'starfires':20 'stoner':19 'surf':18 'the':5B 'va':25 'wild':12C
                                    'tag_tracknum'  16
                                      'num_images'  1
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['rock and roll', 'country', 'blues', '60s', 'rockabilly']
                                        'tag_date'  1955
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620737180.1029975  (2021-05-11 14:46:20)
                             'size'  6607106