======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '168'
                                          'artist'  'Rick Powell'
                                     'text_people'  ''
                                         'release'  'Switched-On-Country (RCA Camden CAS-2398 Stereo)'
                                           'title'  'Watermelon'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-3', "
 "'Q-OLDST-2', 'q-syn-1', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['grins and smiles and giggles and laughs', '1970s electronic', 'why be "
 "original']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '06'
                                      'tracktotal'  ''
                                            'date'  '1970'
                                        'comments'  ''
                                           'genre'  'loc-namerica-country;mi-earlysynth-moog'
                                             'bpm'  '124.2'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Switched-On-Country (RCA Camden CAS-2398 Stereo)'
'TBPM' (BPM (beats per minute))                     '124.2'
'TCON' (Content type, a.k.a. Genre)                 ['loc-namerica-country', 'mi-earlysynth-moog']
'TDRC' (Recording time)                             '1970'
'TENC' (Encoded by)                                 'Basic Hip Digital Oddio'
'TIT2' (Title/songname/content description)         'Watermelon'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Rick Powell'
'TPE2' (Band/orchestra/accompaniment)               'Rick Powell'
'TRCK' (Track number/Position in set)               '06'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['grins and smiles and giggles and laughs',
 '1970s electronic',
 'why be original']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.32 dB'
'TXXX:replaygain_track_peak'                        '0.866998'

========================== row from database ==========================
                                              'id'  364480
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/311 Rick Powell - Switched on Country/06_Watermelon.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  168
                                           'genre'  loc-namerica-country;mi-earlysynth-moog
                                        'filesize'  6850965
                                           'mtime'  1621628547
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 311 06_Watermelon loc namerica country;mi earlysynth moog
                                      'tag_artist'  Rick Powell
                                     'tag_release'  Switched-On-Country (RCA Camden CAS-2398 Stereo)
                                       'tag_title'  Watermelon
                                             'bpm'  124.2
                                    'search_title'  'watermelon':1
                                   'search_artist'  'powell':2 'rick':1
                                  'search_release'  '2398':9 'camden':7 'cas':8 'cas2398':10 'country':3 'on':2 'rca':5,6 'stereo':11,12 'switched':1 'switchedoncountry':4
                                     'search_rest'  '06':2 '311':1 'country':6,8 'earlysynth':10 'loc':4 'mi':7,9 'moog':11 'namerica':5 'watermelon':3
                                    'search_combo'  '06':17 '2398':12C '311':16 'camden':10C 'cas':11C 'cas2398':13C 'country':6C,21,23 'earlysynth':25 'loc':19 'mi':22,24 'moog':26 'namerica':20 'on':5C 'powell':3B 'rca':8C,9C 'rick':2B 'stereo':14C,15C 'switched':4C 'switchedoncountry':7C 'watermelon':1A,18
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['grins and smiles and giggles and laughs', '1970s electronic', 'why be original']
                                        'tag_date'  1970
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621628546.9954166  (2021-05-21 22:22:26)
                             'size'  6850965