======================== unified (from filesystem) ========================
                                         'bitrate'  '159.7'
                                        'duration'  '120'
                                          'artist'  'Clete Grayson and the Thurston Trio'
                                     'text_people'  ''
                                         'release'  'Office Naps Youtube Channel'
                                           'title'  'Nature Girl (Nature Boy) '
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-JZFKS-2', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1960'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-lounge or exotica or bossa'
                                             'bpm'  '145.3'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Office Naps Youtube Channel'
'TBPM' (BPM (beats per minute))                     '145.3'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-lounge or exotica or bossa'
'TDRC' (Recording time)                             '1960'
'TIT2' (Title/songname/content description)         'Nature Girl (Nature Boy) '
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Clete Grayson and the Thurston Trio'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:other'                                        '28kbit_AAC)'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.62 dB'
'TXXX:replaygain_track_peak'                        '0.426752'

========================== row from database ==========================
                                              'id'  1120372
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Office Naps Youtube Channel (Ripped 05 09 16)/Clete Grayson and the Thurston Trio_ _Nature Girl (Nature Boy)_ (128kbit_AAC).mp3
                                         'working'  None
                                         'bitrate'  159
                                    'duration_sec'  120
                                           'genre'  prerock-jb-jazz-lounge or exotica or bossa
                                        'filesize'  2403814
                                           'mtime'  1620538835
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm (Ripped 05 09 16) Trio_ _Nature Boy)_ (128kbit_AAC) prerock jb jazz lounge or exotica or bossa
                                      'tag_artist'  Clete Grayson and the Thurston Trio
                                     'tag_release'  Office Naps Youtube Channel
                                       'tag_title'  Nature Girl (Nature Boy) 
                                             'bpm'  145.3
                                    'search_title'  'boy':4,5 'girl':2 'nature':1,3
                                   'search_artist'  'and':3 'clete':1 'grayson':2 'the':4 'thurston':5 'trio':6
                                  'search_release'  'channel':4 'naps':2 'office':1 'youtube':3
                                     'search_rest'  '128kbit':9,11 '16':3,4 'aac':10,12 'bossa':19 'boy':7,8 'exotica':18 'jazz':15 'jb':14 'lounge':16 'nature':6 'or':17 'prerock':13 'ripped':1,2 'trio':5
                                    'search_combo'  '128kbit':24,26 '16':18,19 'aac':25,27 'and':8B 'bossa':34 'boy':4A,5A,22,23 'channel':15C 'clete':6B 'exotica':33 'girl':2A 'grayson':7B 'jazz':30 'jb':29 'lounge':31 'naps':13C 'nature':1A,3A,21 'office':12C 'or':32 'prerock':28 'ripped':16,17 'the':9B 'thurston':10B 'trio':11B,20 'youtube':14C
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-3', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1960
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620538834.902278  (2021-05-09 07:40:34)
                             'size'  2403814