======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '180'
                                          'artist'  'Ella Fitzgerald'
                                     'text_people'  ''
                                         'release'  '100 Oldies Deel 34'
                                           'title'  "I've Got My Love To Keep Me Warm"
                                           'quals'  ("['Q-JZFKS-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-OLDST-1', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-4', "
 "'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-2']")
                                      'lastfmtags'  "['blues', 'jazz', 'female vocalists', 'jazz vocal', 'swing']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '97'
                                      'tracktotal'  '100'
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-unsorted'
                                             'bpm'  '145.580'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     '100 Oldies Deel 34'
'TBPM' (BPM (beats per minute))                     '145.580'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-unsorted'
'TDRC' (Recording time)                             '2008'
'TENC' (Encoded by)                                 'Mister X'
'TIT2' (Title/songname/content description)         "I've Got My Love To Keep Me Warm"
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ella Fitzgerald'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '97/100'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['blues', 'jazz', 'female vocalists', 'jazz vocal', 'swing']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.62 dB'
'TXXX:replaygain_track_peak'                        '0.336511'

========================== row from database ==========================
                                              'id'  1505634
                                            'path'  /data/Music/Bulk/00poprockelectronic/100 oldies deel 35/97 Ella Fitzgerald - I_ve Got My Love To Keep Me Warm.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  180
                                           'genre'  electronic-generic or radio-unsorted
                                        'filesize'  7721819
                                           'mtime'  1620565290
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic oldies deel 35 97 I_ve electronic generic or radio unsorted
                                      'tag_artist'  Ella Fitzgerald
                                     'tag_release'  100 Oldies Deel 34
                                       'tag_title'  I've Got My Love To Keep Me Warm
                                             'bpm'  145.58
                                    'search_title'  'got':4 'i':1 'ive':3 'keep':8 'love':6 'me':9 'my':5 'to':7 've':2 'warm':10
                                   'search_artist'  'ella':1 'fitzgerald':2
                                  'search_release'  '100':1 '34':4 'deel':3 'oldies':2
                                     'search_rest'  '00poprockelectronic':1 '35':4 '97':5 'deel':3 'electronic':8 'generic':9 'i':6 'oldies':2 'or':10 'radio':11 'unsorted':12 've':7
                                    'search_combo'  '00poprockelectronic':17 '100':13C '34':16C '35':20 '97':21 'deel':15C,19 'electronic':24 'ella':11B 'fitzgerald':12B 'generic':25 'got':4A 'i':1A,22 'ive':3A 'keep':8A 'love':6A 'me':9A 'my':5A 'oldies':14C,18 'or':26 'radio':27 'to':7A 'unsorted':28 've':2A,23 'warm':10A
                                    'tag_tracknum'  97
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-4', 'q-other-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['blues', 'jazz', 'female vocalists', 'jazz vocal', 'swing']
                                        'tag_date'  2008
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620565290.423634  (2021-05-09 15:01:30)
                             'size'  7721819